diff --git a/senlin/common/consts.py b/senlin/common/consts.py
index 59d98816c..eab454611 100644
--- a/senlin/common/consts.py
+++ b/senlin/common/consts.py
@@ -181,7 +181,7 @@ EVENT_ATTRS = (
 
 EVENT_SORT_KEYS = [
     EVENT_TIMESTAMP, EVENT_LEVEL, EVENT_OBJ_TYPE, EVENT_OBJ_NAME,
-    EVENT_ACTION, EVENT_STATUS, EVENT_OBJ_ID,
+    EVENT_ACTION, EVENT_STATUS, EVENT_OBJ_ID, EVENT_CLUSTER_ID,
 ]
 
 ACTION_ATTRS = (