diff --git a/CHANGELOG.md b/CHANGELOG.md
index 66e945d8b..dc03415e9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,7 @@ emqttd ChangeLog
 
 ### Enhancements
 
-Time unit of session 'expired_after' changed to minute. (#479) 
+Time unit of session 'expired_after' changed to minute. (#479)
 
 ### Dashboard