diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c65616..f60297f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,3 @@
-## head
+## 0.1.0 (December 10, 2013)
 
 * initial release
diff --git a/version.go b/version.go
index b0a906a..d4acbb4 100644
--- a/version.go
+++ b/version.go
@@ -9,4 +9,4 @@ const Version = "0.1.0"
 // A pre-release marker for the version. If this is "" (empty string)
 // then it means that it is a final release. Otherwise, this is a pre-release
 // such as "dev" (in development), "beta", "rc1", etc.
-const VersionPrerelease = "dev"
+const VersionPrerelease = ""