diff --git a/ChangeLog b/ChangeLog
index 9eb340a..54e242f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,4 @@
-UNRELEASED v5.1.0.0
+2014-09-12 v5.1.0.0
         * GhcModError is now a recursive data type (`GMECabalConfigure`'s
           type changed)
         * GhcModT's MonadIO instance now converts IOError's to failures in