diff --git a/application/src/test/java/org/thingsboard/server/controller/TbTestWebSocketClient.java b/application/src/test/java/org/thingsboard/server/controller/TbTestWebSocketClient.java
index a306294237..be7973d517 100644
--- a/application/src/test/java/org/thingsboard/server/controller/TbTestWebSocketClient.java
+++ b/application/src/test/java/org/thingsboard/server/controller/TbTestWebSocketClient.java
@@ -5,7 +5,7 @@
  * 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
+ *     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,
diff --git a/application/src/test/java/org/thingsboard/server/transport/mqtt/attributes/AbstractMqttAttributesIntegrationTest.java b/application/src/test/java/org/thingsboard/server/transport/mqtt/attributes/AbstractMqttAttributesIntegrationTest.java
index 4502e79ff2..6d030aca9f 100644
--- a/application/src/test/java/org/thingsboard/server/transport/mqtt/attributes/AbstractMqttAttributesIntegrationTest.java
+++ b/application/src/test/java/org/thingsboard/server/transport/mqtt/attributes/AbstractMqttAttributesIntegrationTest.java
@@ -5,7 +5,7 @@
  * 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
+ *     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,