diff --git a/src/com/coralogixapis/alerts/v3/notification/notification_event.proto b/src/com/coralogixapis/alerts/v3/notification/notification_event.proto
index 1bc9094..ac70dc6 100644
--- a/src/com/coralogixapis/alerts/v3/notification/notification_event.proto
+++ b/src/com/coralogixapis/alerts/v3/notification/notification_event.proto
@@ -19,6 +19,8 @@ message AlertNotificationEvent {
   map<string, Group> groups = 5;
   google.protobuf.StringValue grouping_key = 6;
   Priority highest_priority = 7;
+  google.protobuf.StringValue resolved_aware_grouping_key = 8;
+
 
 }