diff --git a/changelog.txt b/changelog.txt
index 1195234fe..871f5b705 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -325,7 +325,7 @@ Thanks to polluks for suggestions!
 
  * bring back float module
 
-v1.6.4
+2018-04-22: v1.6.4
 
  * forth: INCLUDED now interprets the file
  * forth: added ?DO