diff --git a/testutil/doc.go b/testutil/doc.go
new file mode 100644
index 0000000..1986d1a
--- /dev/null
+++ b/testutil/doc.go
@@ -0,0 +1,3 @@
+// Package testutil provides utilities for writing tests that require
+// nontrivial UnixFS data of various forms
+package testutil
diff --git a/version.json b/version.json
index a3903b1..36652b9 100644
--- a/version.json
+++ b/version.json
@@ -1,3 +1,3 @@
 {
-  "version": "v1.6.0"
+  "version": "v1.7.0"
 }