diff --git a/ChangeLog b/ChangeLog
index 2af2302dc..8ea21600c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,4 @@
-2018.04.19, Version 1.20.1 (Stable)
+2018.04.19, Version 1.20.1 (Stable), 36ac2fc8edfd5ff3e9be529be1d4a3f0d5364e94
 
 Changes since version 1.20.0: