diff --git a/internal/datacoord/param_table.go b/internal/datacoord/param_table.go
index 445c29ac55..66561ac27f 100644
--- a/internal/datacoord/param_table.go
+++ b/internal/datacoord/param_table.go
@@ -1,4 +1,5 @@
-// Copyright (C) 2019-2020 Zilliz. All rights reserved.//
+// Copyright (C) 2019-2020 Zilliz. All rights reserved.
+//
 // Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
 // with the License. You may obtain a copy of the License at
 //
@@ -7,6 +8,7 @@
 // Unless required by applicable law or agreed to in writing, software distributed under the License
 // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 // or implied. See the License for the specific language governing permissions and limitations under the License.
+
 package datacoord
 
 import (