diff --git a/ui-ngx/tailwind.config.js b/ui-ngx/tailwind.config.js
index f29ff314b4..1349db7af8 100644
--- a/ui-ngx/tailwind.config.js
+++ b/ui-ngx/tailwind.config.js
@@ -1,3 +1,18 @@
+/*
+ * Copyright © 2016-2024 The Thingsboard Authors
+ *
+ * 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
+ *
+ *     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.
+ */
 /** @type {import('tailwindcss').Config} */
 module.exports = {
   important: ".tb-default",