diff --git a/src/systemTest/java/com/hivemq/cli/commands/cli/subscribe/SubscribeJsonST.java b/src/systemTest/java/com/hivemq/cli/commands/cli/subscribe/SubscribeJsonST.java
index a674f0266..8fa1d2a90 100644
--- a/src/systemTest/java/com/hivemq/cli/commands/cli/subscribe/SubscribeJsonST.java
+++ b/src/systemTest/java/com/hivemq/cli/commands/cli/subscribe/SubscribeJsonST.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2019-present HiveMQ and the HiveMQ Community
+ *
+ * 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.
+ */
+
 package com.hivemq.cli.commands.cli.subscribe;
 
 import com.hivemq.cli.utils.MqttVersionConverter;