diff --git a/Modules/FindProtobuf.cmake b/Modules/FindProtobuf.cmake
index e20c4480d5..88ef7cd6b8 100644
--- a/Modules/FindProtobuf.cmake
+++ b/Modules/FindProtobuf.cmake
@@ -54,7 +54,7 @@
 
 #=============================================================================
 # Copyright 2009 Kitware, Inc.
-# Copyright 2009,2011 Philip Lowman <philip@yhbt.com>
+# Copyright 2009-2011 Philip Lowman <philip@yhbt.com>
 # Copyright 2008 Esben Mose Hansen, Ange Optimization ApS
 #
 # Distributed under the OSI-approved BSD License (the "License");