diff --git a/internal/util/grpcclient/client_test.go b/internal/util/grpcclient/client_test.go
index 1ef1bf304edf2e73bd67791e832264b7b0a13e2f..486acd03b98321d3621ecc847b603df5d9cb5e3c 100644
--- a/internal/util/grpcclient/client_test.go
+++ b/internal/util/grpcclient/client_test.go
@@ -1,3 +1,19 @@
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you 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
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// 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 grpcclient
 
 import (