diff --git a/examples/cpp/helloworld/Makefile b/examples/cpp/helloworld/Makefile
index d7c4b7777073de8ab215522f554a730c3607f137..ef305006c52c14d0c359e15ad3c6d796b3f52276 100644
--- a/examples/cpp/helloworld/Makefile
+++ b/examples/cpp/helloworld/Makefile
@@ -1,5 +1,5 @@
 #
-# Copyright 2015, Google Inc.
+# Copyright 2015-2016, Google Inc.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
diff --git a/examples/cpp/route_guide/Makefile b/examples/cpp/route_guide/Makefile
index dd72e3d34c1afb3fcc392a82ca31b058347462ee..0b0400d04588eb2196290d374ec58cbb64ff059b 100644
--- a/examples/cpp/route_guide/Makefile
+++ b/examples/cpp/route_guide/Makefile
@@ -1,5 +1,5 @@
 #
-# Copyright 2015, Google Inc.
+# Copyright 2015-2016, Google Inc.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without