diff --git a/ChangeLog b/ChangeLog
index cdc8d654179529c04021c52de5b2075efcc52d31..df99786821cab58fc9f34d7e8b93dff83ec6aca4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,4 @@
-????-??-??: Version 0.4.0
+2012-05-07: Version 0.4.0
  - Added aacs_open2() and error codes
  - Renamed libaacs_test to aacs_info
  - Added aacs_get_mkb_version()