diff --git a/examples/python/flexible_job_shop_sat.py b/examples/python/flexible_job_shop_sat.py
index a33c3116d2..3d4936d1f9 100644
--- a/examples/python/flexible_job_shop_sat.py
+++ b/examples/python/flexible_job_shop_sat.py
@@ -1,3 +1,16 @@
+# Copyright 2010-2017 Google
+# 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.
+
 from __future__ import print_function
 
 from collections import defaultdict
diff --git a/examples/python/rcpsp_sat.py b/examples/python/rcpsp_sat.py
index 899bde401e..eff4bde144 100644
--- a/examples/python/rcpsp_sat.py
+++ b/examples/python/rcpsp_sat.py
@@ -1,3 +1,16 @@
+# Copyright 2010-2017 Google
+# 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.
+
 from __future__ import print_function
 
 import argparse