diff --git a/changelog.txt b/changelog.txt
index 2ceb3bd44f..ccfeeed30c 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,4 @@
-1.1.21 (03.07.17)
+1.1.21 (03.09.17)
 
 - Bug fixes and other minor improvements.