diff --git a/CHANGELOG.md b/CHANGELOG.md
index 392acaf7a..1d9b15fb4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,7 +35,7 @@ Version 1.5.5
 - add api for grouping centers ;
 - select centers as grouped on step "pick centers" in exports ;
 
-Master branch
+Version 1.5.6
 =============
 
 - fix long url in report download. The exports parameters are now stored in redis.