diff --git a/config_center/apollo/impl.go b/config_center/apollo/impl.go
index 4de2d8d627a514d7f8c9fdc0033ee1a3209343ac..be3fc4824a194b8a71b24b69a26774e86c048609 100644
--- a/config_center/apollo/impl.go
+++ b/config_center/apollo/impl.go
@@ -80,10 +80,8 @@ func getChangeType(change agollo.ConfigChangeType) remoting.EventType {
 		return remoting.EventTypeAdd
 	case agollo.DELETED:
 		return remoting.EventTypeDel
-	case agollo.MODIFIED:
-		return remoting.EventTypeUpdate
 	default:
-		panic("unknown type: " + strconv.Itoa(int(change)))
+		return remoting.EventTypeUpdate
 	}
 }