diff --git a/rmw_implementation/cmake/get_available_rmw_implementations.cmake b/rmw_implementation/cmake/get_available_rmw_implementations.cmake
index 71ddf63a..1007a1b0 100644
--- a/rmw_implementation/cmake/get_available_rmw_implementations.cmake
+++ b/rmw_implementation/cmake/get_available_rmw_implementations.cmake
@@ -1,3 +1,17 @@
+# Copyright 2014 Open Source Robotics Foundation, Inc.
+#
+# 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.
+
 #
 # Get the package names of the available ROS middleware implemenations.
 #
diff --git a/rmw_implementation/cmake/get_default_rmw_implementation.cmake b/rmw_implementation/cmake/get_default_rmw_implementation.cmake
index 7391f625..afa577f1 100644
--- a/rmw_implementation/cmake/get_default_rmw_implementation.cmake
+++ b/rmw_implementation/cmake/get_default_rmw_implementation.cmake
@@ -1,3 +1,17 @@
+# Copyright 2014 Open Source Robotics Foundation, Inc.
+#
+# 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.
+
 #
 # Get the package name of the default ROS middleware implemenation.
 #
diff --git a/rmw_implementation/rmw_implementation-extras.cmake b/rmw_implementation/rmw_implementation-extras.cmake
index 51325889..17d5cb10 100644
--- a/rmw_implementation/rmw_implementation-extras.cmake
+++ b/rmw_implementation/rmw_implementation-extras.cmake
@@ -1,3 +1,17 @@
+# Copyright 2014-2015 Open Source Robotics Foundation, Inc.
+#
+# 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.
+
 # copied from rmw_implementation/rmw_implementation-extras.cmake
 
 include("${rmw_implementation_DIR}/get_available_rmw_implementations.cmake")