diff --git a/nfapi/oai_integration/gnb_ind_vars.c b/nfapi/oai_integration/gnb_ind_vars.c
index 148c28a5c4..f1f22bcc66 100644
--- a/nfapi/oai_integration/gnb_ind_vars.c
+++ b/nfapi/oai_integration/gnb_ind_vars.c
@@ -1,3 +1,24 @@
+/*
+ * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The OpenAirInterface Software Alliance licenses this file to You under
+ * the OAI Public License, Version 1.1  (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.openairinterface.org/?page_id=698
+ *
+ * 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.
+ *-------------------------------------------------------------------------------
+ * For more information about the OpenAirInterface (OAI) Software Alliance:
+ *      contact@openairinterface.org
+ */
+
 #include "gnb_ind_vars.h"
 
 queue_t gnb_rach_ind_queue;