diff --git a/vagrant-base/Makefile b/vagrant-base/Makefile
index e632302..ba025c6 100644
--- a/vagrant-base/Makefile
+++ b/vagrant-base/Makefile
@@ -1,3 +1,19 @@
+#
+# Copyright 2016 the original author or authors.
+#
+# 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.
+#
+
 PROTO_FILES := $(wildcard *.proto) $(wildcard third_party/google/api/*proto)
 PROTO_PB2_FILES := $(foreach f,$(PROTO_FILES),$(subst .proto,_pb2.py,$(f)))
 PROTO_DESC_FILES := $(foreach f,$(PROTO_FILES),$(subst .proto,.desc,$(f)))