diff --git a/.circleci/config.yml b/.circleci/config.yml
index c19e71ba3..ed5acaf44 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -131,11 +131,11 @@ workflows:
       - scalajs_job:
           name: sjs0.6_2.12
           scala_version: 2.12.10
-          scalajs_version: 0.6.33
+          scalajs_version: 1.1.1
       - scalajs_job:
           name: sjs0.6_2.13
           scala_version: 2.13.1
-          scalajs_version: 0.6.33
+          scalajs_version: 1.1.1
       - scalajs_job:
           name: sjs1.0_2.12
           scala_version: 2.12.10
diff --git a/.travis.yml b/.travis.yml
index 5876bfbd9..839c5c165 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,7 +11,7 @@ scala:
 
 env:
   - SCALAJS_VERSION=         ADOPTOPENJDK=8
-  - SCALAJS_VERSION=0.6.33   ADOPTOPENJDK=8
+  - SCALAJS_VERSION=1.1.1   ADOPTOPENJDK=8
   - SCALAJS_VERSION=1.0.1    ADOPTOPENJDK=8
   - SCALAJS_VERSION=         ADOPTOPENJDK=11
   - SCALAJS_VERSION=         ADOPTOPENJDK=13
@@ -19,7 +19,7 @@ env:
 matrix:
   exclude:
     - scala: 0.27.0-RC1
-      env: SCALAJS_VERSION=0.6.33   ADOPTOPENJDK=8
+      env: SCALAJS_VERSION=1.1.1   ADOPTOPENJDK=8
     - scala: 0.27.0-RC1
       env: SCALAJS_VERSION=1.0.1    ADOPTOPENJDK=8
 
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 0bae7a232..46a45723d 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,5 +1,5 @@
 val scalaJSVersion =
-  Option(System.getenv("SCALAJS_VERSION")).filter(_.nonEmpty).getOrElse("0.6.33")
+  Option(System.getenv("SCALAJS_VERSION")).filter(_.nonEmpty).getOrElse("1.1.1")
 
 addSbtPlugin("org.scala-lang.modules" % "sbt-scala-module" % "2.2.0")
 addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject" % "1.0.0")