diff --git a/dynamixel_rdk_ros/include/dynamixel_rdk_ros/control_table.hpp b/dynamixel_rdk_ros/include/dynamixel_rdk_ros/control_table.hpp
index cc36f71..b855f54 100644
--- a/dynamixel_rdk_ros/include/dynamixel_rdk_ros/control_table.hpp
+++ b/dynamixel_rdk_ros/include/dynamixel_rdk_ros/control_table.hpp
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2024 Myeong Jin Lee
+ *
+ * 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.
+ */
+
 #ifndef DYNAMIXEL_RDK_ROS_CONTROL_TABLE_HPP_
 #define DYNAMIXEL_RDK_ROS_CONTROL_TABLE_HPP_
 
diff --git a/dynamixel_rdk_ros/include/dynamixel_rdk_ros/dynamixel.hpp b/dynamixel_rdk_ros/include/dynamixel_rdk_ros/dynamixel.hpp
index a86112f..2fe856d 100644
--- a/dynamixel_rdk_ros/include/dynamixel_rdk_ros/dynamixel.hpp
+++ b/dynamixel_rdk_ros/include/dynamixel_rdk_ros/dynamixel.hpp
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2024 Myeong Jin Lee
+ *
+ * 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.
+ */
+ 
 #ifndef DYNAMIXEL_RDK_ROS_DYNAMIXEL_HPP_
 #define DYNAMIXEL_RDK_ROS_DYNAMIXEL_HPP_