diff --git a/.github/workflows/cla.yml b/.github/workflows/cla.yml
new file mode 100644
index 00000000..abbf9f3b
--- /dev/null
+++ b/.github/workflows/cla.yml
@@ -0,0 +1,24 @@
+name: Scala CLA
+on: [pull_request]
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Check CLA
+      env:
+        AUTHOR: ${{ github.event.pull_request.user.login }}
+      run: |
+        echo "Pull request submitted by $AUTHOR";
+        signed=$(curl -s "https://www.lightbend.com/contribute/cla/scala/check/$AUTHOR" | jq -r ".signed");
+        if [ "$signed" = "true" ] ; then
+          echo "CLA check for $AUTHOR successful";
+        else
+          echo "CLA check for $AUTHOR failed";
+          echo "Please sign the Scala CLA to contribute to the Scala compiler.";
+          echo "Go to https://www.lightbend.com/contribute/cla/scala and then";
+          echo "comment on the pull request to ask for a new check.";
+          echo "";
+          echo "Check if CLA is signed: https://www.lightbend.com/contribute/cla/scala/check/$AUTHOR";
+          exit 1;
+        fi;
diff --git a/build.sbt b/build.sbt
index cb727103..63a5eeeb 100644
--- a/build.sbt
+++ b/build.sbt
@@ -19,12 +19,13 @@ ThisBuild / licenses := List(("Apache-2.0", url("https://www.apache.org/licenses
 ThisBuild / headerLicense := Some(
   HeaderLicense.Custom(
     s"""sbt IO
-     |
-     |Copyright 2011 - 2019, Lightbend, Inc.
-     |Copyright 2008 - 2010, Mark Harrah
+     |Copyright Scala Center, Lightbend, and Mark Harrah
      |
      |Licensed under Apache License 2.0
-     |(http://www.apache.org/licenses/LICENSE-2.0).
+     |SPDX-License-Identifier: Apache-2.0
+     |
+     |See the NOTICE file distributed with this work for
+     |additional information regarding copyright ownership.
      |""".stripMargin
   )
 )
diff --git a/io/src/main/java/sbt/internal/io/MacJNA.java b/io/src/main/java/sbt/internal/io/MacJNA.java
index 1afb502a..bc30dcb9 100644
--- a/io/src/main/java/sbt/internal/io/MacJNA.java
+++ b/io/src/main/java/sbt/internal/io/MacJNA.java
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io;
diff --git a/io/src/main/scala/sbt/internal/io/DeferredWriter.scala b/io/src/main/scala/sbt/internal/io/DeferredWriter.scala
index 8ec943f4..1bf320c7 100644
--- a/io/src/main/scala/sbt/internal/io/DeferredWriter.scala
+++ b/io/src/main/scala/sbt/internal/io/DeferredWriter.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/main/scala/sbt/internal/io/ErrorHandling.scala b/io/src/main/scala/sbt/internal/io/ErrorHandling.scala
index d921c828..196a1aac 100644
--- a/io/src/main/scala/sbt/internal/io/ErrorHandling.scala
+++ b/io/src/main/scala/sbt/internal/io/ErrorHandling.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/main/scala/sbt/internal/io/MacOSXWatchService.scala b/io/src/main/scala/sbt/internal/io/MacOSXWatchService.scala
index bbeabc67..28064263 100644
--- a/io/src/main/scala/sbt/internal/io/MacOSXWatchService.scala
+++ b/io/src/main/scala/sbt/internal/io/MacOSXWatchService.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/main/scala/sbt/internal/io/Milli.scala b/io/src/main/scala/sbt/internal/io/Milli.scala
index fe2e4750..ca0d88a7 100644
--- a/io/src/main/scala/sbt/internal/io/Milli.scala
+++ b/io/src/main/scala/sbt/internal/io/Milli.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/main/scala/sbt/internal/io/Resources.scala b/io/src/main/scala/sbt/internal/io/Resources.scala
index fa416f4d..6ed310c8 100644
--- a/io/src/main/scala/sbt/internal/io/Resources.scala
+++ b/io/src/main/scala/sbt/internal/io/Resources.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/main/scala/sbt/internal/io/Retry.scala b/io/src/main/scala/sbt/internal/io/Retry.scala
index 7fd8c876..02018089 100644
--- a/io/src/main/scala/sbt/internal/io/Retry.scala
+++ b/io/src/main/scala/sbt/internal/io/Retry.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/main/scala/sbt/internal/io/SourceModificationWatch.scala b/io/src/main/scala/sbt/internal/io/SourceModificationWatch.scala
index d17860b0..ce3324ca 100644
--- a/io/src/main/scala/sbt/internal/io/SourceModificationWatch.scala
+++ b/io/src/main/scala/sbt/internal/io/SourceModificationWatch.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/main/scala/sbt/internal/nio/FileCache.scala b/io/src/main/scala/sbt/internal/nio/FileCache.scala
index 06effac1..0ba05e79 100644
--- a/io/src/main/scala/sbt/internal/nio/FileCache.scala
+++ b/io/src/main/scala/sbt/internal/nio/FileCache.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/FileEvent.scala b/io/src/main/scala/sbt/internal/nio/FileEvent.scala
index f2bf5c2f..5708fa04 100644
--- a/io/src/main/scala/sbt/internal/nio/FileEvent.scala
+++ b/io/src/main/scala/sbt/internal/nio/FileEvent.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/FileEventMonitor.scala b/io/src/main/scala/sbt/internal/nio/FileEventMonitor.scala
index 2b0e6f61..42208a04 100644
--- a/io/src/main/scala/sbt/internal/nio/FileEventMonitor.scala
+++ b/io/src/main/scala/sbt/internal/nio/FileEventMonitor.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/FileTreeRepository.scala b/io/src/main/scala/sbt/internal/nio/FileTreeRepository.scala
index 8d07d4f9..3bf56afd 100644
--- a/io/src/main/scala/sbt/internal/nio/FileTreeRepository.scala
+++ b/io/src/main/scala/sbt/internal/nio/FileTreeRepository.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/FileTreeRepositoryImpl.scala b/io/src/main/scala/sbt/internal/nio/FileTreeRepositoryImpl.scala
index 48950c91..0c8d0ddc 100644
--- a/io/src/main/scala/sbt/internal/nio/FileTreeRepositoryImpl.scala
+++ b/io/src/main/scala/sbt/internal/nio/FileTreeRepositoryImpl.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/Globs.scala b/io/src/main/scala/sbt/internal/nio/Globs.scala
index b317bfde..fc48cc8c 100644
--- a/io/src/main/scala/sbt/internal/nio/Globs.scala
+++ b/io/src/main/scala/sbt/internal/nio/Globs.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/LegacyFileTreeRepository.scala b/io/src/main/scala/sbt/internal/nio/LegacyFileTreeRepository.scala
index 5ebd10fa..e84e471a 100644
--- a/io/src/main/scala/sbt/internal/nio/LegacyFileTreeRepository.scala
+++ b/io/src/main/scala/sbt/internal/nio/LegacyFileTreeRepository.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/Observers.scala b/io/src/main/scala/sbt/internal/nio/Observers.scala
index a45a113f..b672fb74 100644
--- a/io/src/main/scala/sbt/internal/nio/Observers.scala
+++ b/io/src/main/scala/sbt/internal/nio/Observers.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/PollingWatchService.scala b/io/src/main/scala/sbt/internal/nio/PollingWatchService.scala
index 6a165008..d6988974 100644
--- a/io/src/main/scala/sbt/internal/nio/PollingWatchService.scala
+++ b/io/src/main/scala/sbt/internal/nio/PollingWatchService.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/SwovalConverters.scala b/io/src/main/scala/sbt/internal/nio/SwovalConverters.scala
index 81d080be..d6fddf1f 100644
--- a/io/src/main/scala/sbt/internal/nio/SwovalConverters.scala
+++ b/io/src/main/scala/sbt/internal/nio/SwovalConverters.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/TimeSource.scala b/io/src/main/scala/sbt/internal/nio/TimeSource.scala
index a5548008..f7e688a5 100644
--- a/io/src/main/scala/sbt/internal/nio/TimeSource.scala
+++ b/io/src/main/scala/sbt/internal/nio/TimeSource.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/WatchLogger.scala b/io/src/main/scala/sbt/internal/nio/WatchLogger.scala
index 828b4f3a..405f1a97 100644
--- a/io/src/main/scala/sbt/internal/nio/WatchLogger.scala
+++ b/io/src/main/scala/sbt/internal/nio/WatchLogger.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/internal/nio/WatchServiceBackedObservable.scala b/io/src/main/scala/sbt/internal/nio/WatchServiceBackedObservable.scala
index 16a66389..fe09eb3e 100644
--- a/io/src/main/scala/sbt/internal/nio/WatchServiceBackedObservable.scala
+++ b/io/src/main/scala/sbt/internal/nio/WatchServiceBackedObservable.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/main/scala/sbt/io/Hash.scala b/io/src/main/scala/sbt/io/Hash.scala
index f1092029..77b7476e 100644
--- a/io/src/main/scala/sbt/io/Hash.scala
+++ b/io/src/main/scala/sbt/io/Hash.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/io/IO.scala b/io/src/main/scala/sbt/io/IO.scala
index edb8ca46..26ce0e64 100644
--- a/io/src/main/scala/sbt/io/IO.scala
+++ b/io/src/main/scala/sbt/io/IO.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/io/JavaMilli.scala b/io/src/main/scala/sbt/io/JavaMilli.scala
index 42974609..ff49ae25 100644
--- a/io/src/main/scala/sbt/io/JavaMilli.scala
+++ b/io/src/main/scala/sbt/io/JavaMilli.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/io/NameFilter.scala b/io/src/main/scala/sbt/io/NameFilter.scala
index 1a5ea69b..7bdd550f 100644
--- a/io/src/main/scala/sbt/io/NameFilter.scala
+++ b/io/src/main/scala/sbt/io/NameFilter.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/io/Path.scala b/io/src/main/scala/sbt/io/Path.scala
index b1d6c659..1b73b4f7 100644
--- a/io/src/main/scala/sbt/io/Path.scala
+++ b/io/src/main/scala/sbt/io/Path.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/io/PathMapper.scala b/io/src/main/scala/sbt/io/PathMapper.scala
index 25bbd964..9472aaaa 100644
--- a/io/src/main/scala/sbt/io/PathMapper.scala
+++ b/io/src/main/scala/sbt/io/PathMapper.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/io/Using.scala b/io/src/main/scala/sbt/io/Using.scala
index b74b457b..03d582b5 100644
--- a/io/src/main/scala/sbt/io/Using.scala
+++ b/io/src/main/scala/sbt/io/Using.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt
diff --git a/io/src/main/scala/sbt/io/WatchService.scala b/io/src/main/scala/sbt/io/WatchService.scala
index cc1e4b69..859b4b44 100644
--- a/io/src/main/scala/sbt/io/WatchService.scala
+++ b/io/src/main/scala/sbt/io/WatchService.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/io/syntax.scala b/io/src/main/scala/sbt/io/syntax.scala
index a23bb573..11bf11be 100644
--- a/io/src/main/scala/sbt/io/syntax.scala
+++ b/io/src/main/scala/sbt/io/syntax.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/main/scala/sbt/nio/file/ChangedFiles.scala b/io/src/main/scala/sbt/nio/file/ChangedFiles.scala
index 816f8ff5..5f60acbc 100644
--- a/io/src/main/scala/sbt/nio/file/ChangedFiles.scala
+++ b/io/src/main/scala/sbt/nio/file/ChangedFiles.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio.file
diff --git a/io/src/main/scala/sbt/nio/file/FileAttributes.scala b/io/src/main/scala/sbt/nio/file/FileAttributes.scala
index 37e43dfc..526df786 100644
--- a/io/src/main/scala/sbt/nio/file/FileAttributes.scala
+++ b/io/src/main/scala/sbt/nio/file/FileAttributes.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio.file
diff --git a/io/src/main/scala/sbt/nio/file/FileTreeView.scala b/io/src/main/scala/sbt/nio/file/FileTreeView.scala
index 9d7a33f9..a0927c69 100644
--- a/io/src/main/scala/sbt/nio/file/FileTreeView.scala
+++ b/io/src/main/scala/sbt/nio/file/FileTreeView.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio.file
diff --git a/io/src/main/scala/sbt/nio/file/Glob.scala b/io/src/main/scala/sbt/nio/file/Glob.scala
index 30eae7f3..ea9ebb06 100644
--- a/io/src/main/scala/sbt/nio/file/Glob.scala
+++ b/io/src/main/scala/sbt/nio/file/Glob.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio.file
diff --git a/io/src/main/scala/sbt/nio/file/PathFilter.scala b/io/src/main/scala/sbt/nio/file/PathFilter.scala
index 544707cd..6889b49e 100644
--- a/io/src/main/scala/sbt/nio/file/PathFilter.scala
+++ b/io/src/main/scala/sbt/nio/file/PathFilter.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio.file
diff --git a/io/src/main/scala/sbt/nio/file/package.scala b/io/src/main/scala/sbt/nio/file/package.scala
index 7a677229..4dc01b09 100644
--- a/io/src/main/scala/sbt/nio/file/package.scala
+++ b/io/src/main/scala/sbt/nio/file/package.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/main/scala/sbt/nio/file/syntax/package.scala b/io/src/main/scala/sbt/nio/file/syntax/package.scala
index 9edd47e6..dd1222c0 100644
--- a/io/src/main/scala/sbt/nio/file/syntax/package.scala
+++ b/io/src/main/scala/sbt/nio/file/syntax/package.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio.file
diff --git a/io/src/test/scala/sbt/internal/io/DefaultWatchServiceSpec.scala b/io/src/test/scala/sbt/internal/io/DefaultWatchServiceSpec.scala
index adb53244..676d41dd 100644
--- a/io/src/test/scala/sbt/internal/io/DefaultWatchServiceSpec.scala
+++ b/io/src/test/scala/sbt/internal/io/DefaultWatchServiceSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/test/scala/sbt/internal/io/JavaMilliSpec.scala b/io/src/test/scala/sbt/internal/io/JavaMilliSpec.scala
index 2f26bd4e..5b68af9d 100644
--- a/io/src/test/scala/sbt/internal/io/JavaMilliSpec.scala
+++ b/io/src/test/scala/sbt/internal/io/JavaMilliSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/internal/io/PollingWatchServiceSpec.scala b/io/src/test/scala/sbt/internal/io/PollingWatchServiceSpec.scala
index 772086b6..3fb385b4 100644
--- a/io/src/test/scala/sbt/internal/io/PollingWatchServiceSpec.scala
+++ b/io/src/test/scala/sbt/internal/io/PollingWatchServiceSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/test/scala/sbt/internal/io/RetrySpec.scala b/io/src/test/scala/sbt/internal/io/RetrySpec.scala
index aa03aaea..3e103e80 100644
--- a/io/src/test/scala/sbt/internal/io/RetrySpec.scala
+++ b/io/src/test/scala/sbt/internal/io/RetrySpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/test/scala/sbt/internal/io/SourceModificationWatchSpec.scala b/io/src/test/scala/sbt/internal/io/SourceModificationWatchSpec.scala
index 0667ffb7..eac59dda 100644
--- a/io/src/test/scala/sbt/internal/io/SourceModificationWatchSpec.scala
+++ b/io/src/test/scala/sbt/internal/io/SourceModificationWatchSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/test/scala/sbt/internal/io/SourceSpec.scala b/io/src/test/scala/sbt/internal/io/SourceSpec.scala
index a1c8d62d..516d3946 100644
--- a/io/src/test/scala/sbt/internal/io/SourceSpec.scala
+++ b/io/src/test/scala/sbt/internal/io/SourceSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.io
diff --git a/io/src/test/scala/sbt/internal/io/WatchServiceBackedObservableSpec.scala b/io/src/test/scala/sbt/internal/io/WatchServiceBackedObservableSpec.scala
index 01b1af21..e3489c7a 100644
--- a/io/src/test/scala/sbt/internal/io/WatchServiceBackedObservableSpec.scala
+++ b/io/src/test/scala/sbt/internal/io/WatchServiceBackedObservableSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt
diff --git a/io/src/test/scala/sbt/internal/nio/FileEventMonitorSpec.scala b/io/src/test/scala/sbt/internal/nio/FileEventMonitorSpec.scala
index 1af994e6..201c8cf8 100644
--- a/io/src/test/scala/sbt/internal/nio/FileEventMonitorSpec.scala
+++ b/io/src/test/scala/sbt/internal/nio/FileEventMonitorSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/test/scala/sbt/internal/nio/FileTreeRepositorySpec.scala b/io/src/test/scala/sbt/internal/nio/FileTreeRepositorySpec.scala
index f1326e1b..59874b89 100644
--- a/io/src/test/scala/sbt/internal/nio/FileTreeRepositorySpec.scala
+++ b/io/src/test/scala/sbt/internal/nio/FileTreeRepositorySpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/test/scala/sbt/internal/nio/GlobsSpec.scala b/io/src/test/scala/sbt/internal/nio/GlobsSpec.scala
index 95c51e87..354cf907 100644
--- a/io/src/test/scala/sbt/internal/nio/GlobsSpec.scala
+++ b/io/src/test/scala/sbt/internal/nio/GlobsSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/test/scala/sbt/internal/nio/MacOSXWatchServiceSpec.scala b/io/src/test/scala/sbt/internal/nio/MacOSXWatchServiceSpec.scala
index 7484cb89..abe7db03 100644
--- a/io/src/test/scala/sbt/internal/nio/MacOSXWatchServiceSpec.scala
+++ b/io/src/test/scala/sbt/internal/nio/MacOSXWatchServiceSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/test/scala/sbt/internal/nio/PathSyntaxSpec.scala b/io/src/test/scala/sbt/internal/nio/PathSyntaxSpec.scala
index 2ab3b53b..2eb4880b 100644
--- a/io/src/test/scala/sbt/internal/nio/PathSyntaxSpec.scala
+++ b/io/src/test/scala/sbt/internal/nio/PathSyntaxSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.internal.nio
diff --git a/io/src/test/scala/sbt/io/CombinedFilterSpec.scala b/io/src/test/scala/sbt/io/CombinedFilterSpec.scala
index 08fadd2a..c9b765d6 100644
--- a/io/src/test/scala/sbt/io/CombinedFilterSpec.scala
+++ b/io/src/test/scala/sbt/io/CombinedFilterSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/CopyDirectorySpec.scala b/io/src/test/scala/sbt/io/CopyDirectorySpec.scala
index 1f863a14..5310bd2e 100644
--- a/io/src/test/scala/sbt/io/CopyDirectorySpec.scala
+++ b/io/src/test/scala/sbt/io/CopyDirectorySpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/CopySpec.scala b/io/src/test/scala/sbt/io/CopySpec.scala
index 8b442998..2d24d8b8 100644
--- a/io/src/test/scala/sbt/io/CopySpec.scala
+++ b/io/src/test/scala/sbt/io/CopySpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/FileSpec.scala b/io/src/test/scala/sbt/io/FileSpec.scala
index 75c52b96..80862b1b 100644
--- a/io/src/test/scala/sbt/io/FileSpec.scala
+++ b/io/src/test/scala/sbt/io/FileSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/FileUtilitiesSpecification.scala b/io/src/test/scala/sbt/io/FileUtilitiesSpecification.scala
index 37b4127c..394aacb6 100644
--- a/io/src/test/scala/sbt/io/FileUtilitiesSpecification.scala
+++ b/io/src/test/scala/sbt/io/FileUtilitiesSpecification.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/GlobFilterSpec.scala b/io/src/test/scala/sbt/io/GlobFilterSpec.scala
index 1331596d..31c601cd 100644
--- a/io/src/test/scala/sbt/io/GlobFilterSpec.scala
+++ b/io/src/test/scala/sbt/io/GlobFilterSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/IOSpec.scala b/io/src/test/scala/sbt/io/IOSpec.scala
index 720b7a71..c6e0619e 100644
--- a/io/src/test/scala/sbt/io/IOSpec.scala
+++ b/io/src/test/scala/sbt/io/IOSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/IOSpecification.scala b/io/src/test/scala/sbt/io/IOSpecification.scala
index d4a32736..6baf7793 100644
--- a/io/src/test/scala/sbt/io/IOSpecification.scala
+++ b/io/src/test/scala/sbt/io/IOSpecification.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/IOSyntaxSpec.scala b/io/src/test/scala/sbt/io/IOSyntaxSpec.scala
index c3f66334..12d04b3a 100644
--- a/io/src/test/scala/sbt/io/IOSyntaxSpec.scala
+++ b/io/src/test/scala/sbt/io/IOSyntaxSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/LastModifiedSpec.scala b/io/src/test/scala/sbt/io/LastModifiedSpec.scala
index b24b68a2..a43aec03 100644
--- a/io/src/test/scala/sbt/io/LastModifiedSpec.scala
+++ b/io/src/test/scala/sbt/io/LastModifiedSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/NameFilterSpec.scala b/io/src/test/scala/sbt/io/NameFilterSpec.scala
index 0d055893..c3906878 100644
--- a/io/src/test/scala/sbt/io/NameFilterSpec.scala
+++ b/io/src/test/scala/sbt/io/NameFilterSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/NameFilterSpecification.scala b/io/src/test/scala/sbt/io/NameFilterSpecification.scala
index 5273db41..ee7c9c44 100644
--- a/io/src/test/scala/sbt/io/NameFilterSpecification.scala
+++ b/io/src/test/scala/sbt/io/NameFilterSpecification.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/PathFinderCombinatorSpec.scala b/io/src/test/scala/sbt/io/PathFinderCombinatorSpec.scala
index 7ae46152..ffab48bd 100644
--- a/io/src/test/scala/sbt/io/PathFinderCombinatorSpec.scala
+++ b/io/src/test/scala/sbt/io/PathFinderCombinatorSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/PathFinderSpec.scala b/io/src/test/scala/sbt/io/PathFinderSpec.scala
index 0b33611f..658f2ca3 100644
--- a/io/src/test/scala/sbt/io/PathFinderSpec.scala
+++ b/io/src/test/scala/sbt/io/PathFinderSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/PathMapperSpec.scala b/io/src/test/scala/sbt/io/PathMapperSpec.scala
index 51617159..a3b34f6e 100644
--- a/io/src/test/scala/sbt/io/PathMapperSpec.scala
+++ b/io/src/test/scala/sbt/io/PathMapperSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/StashSpec.scala b/io/src/test/scala/sbt/io/StashSpec.scala
index f8050e29..f0578817 100644
--- a/io/src/test/scala/sbt/io/StashSpec.scala
+++ b/io/src/test/scala/sbt/io/StashSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/io/WithFiles.scala b/io/src/test/scala/sbt/io/WithFiles.scala
index c139e5ff..198bfaf3 100644
--- a/io/src/test/scala/sbt/io/WithFiles.scala
+++ b/io/src/test/scala/sbt/io/WithFiles.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.io
diff --git a/io/src/test/scala/sbt/nio/FileAttributeSpec.scala b/io/src/test/scala/sbt/nio/FileAttributeSpec.scala
index 1c3a9760..f0529b91 100644
--- a/io/src/test/scala/sbt/nio/FileAttributeSpec.scala
+++ b/io/src/test/scala/sbt/nio/FileAttributeSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/FileTreeViewSpec.scala b/io/src/test/scala/sbt/nio/FileTreeViewSpec.scala
index 1b0dddce..67c40f80 100644
--- a/io/src/test/scala/sbt/nio/FileTreeViewSpec.scala
+++ b/io/src/test/scala/sbt/nio/FileTreeViewSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/GlobFilterSpec.scala b/io/src/test/scala/sbt/nio/GlobFilterSpec.scala
index 81b99259..b910c329 100644
--- a/io/src/test/scala/sbt/nio/GlobFilterSpec.scala
+++ b/io/src/test/scala/sbt/nio/GlobFilterSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/GlobOrderingSpec.scala b/io/src/test/scala/sbt/nio/GlobOrderingSpec.scala
index 8d518e8b..bdfdc32e 100644
--- a/io/src/test/scala/sbt/nio/GlobOrderingSpec.scala
+++ b/io/src/test/scala/sbt/nio/GlobOrderingSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/GlobParserSpec.scala b/io/src/test/scala/sbt/nio/GlobParserSpec.scala
index 58bee7b2..2447aa15 100644
--- a/io/src/test/scala/sbt/nio/GlobParserSpec.scala
+++ b/io/src/test/scala/sbt/nio/GlobParserSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/GlobSyntaxSpec.scala b/io/src/test/scala/sbt/nio/GlobSyntaxSpec.scala
index 079afd93..44265c3a 100644
--- a/io/src/test/scala/sbt/nio/GlobSyntaxSpec.scala
+++ b/io/src/test/scala/sbt/nio/GlobSyntaxSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/PathFilterSpec.scala b/io/src/test/scala/sbt/nio/PathFilterSpec.scala
index f8865727..2938a0aa 100644
--- a/io/src/test/scala/sbt/nio/PathFilterSpec.scala
+++ b/io/src/test/scala/sbt/nio/PathFilterSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/TestHelpers.scala b/io/src/test/scala/sbt/nio/TestHelpers.scala
index f8212940..29278212 100644
--- a/io/src/test/scala/sbt/nio/TestHelpers.scala
+++ b/io/src/test/scala/sbt/nio/TestHelpers.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio
diff --git a/io/src/test/scala/sbt/nio/TraversableGlobSpec.scala b/io/src/test/scala/sbt/nio/TraversableGlobSpec.scala
index 51fd2802..ad785b91 100644
--- a/io/src/test/scala/sbt/nio/TraversableGlobSpec.scala
+++ b/io/src/test/scala/sbt/nio/TraversableGlobSpec.scala
@@ -1,11 +1,12 @@
 /*
  * sbt IO
- *
- * Copyright 2011 - 2019, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
+ * Copyright Scala Center, Lightbend, and Mark Harrah
  *
  * Licensed under Apache License 2.0
- * (http://www.apache.org/licenses/LICENSE-2.0).
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
  */
 
 package sbt.nio