diff --git a/MagickCore/histogram.c b/MagickCore/histogram.c
index 04695fe..77184b1 100644
--- a/MagickCore/histogram.c
+++ b/MagickCore/histogram.c
@@ -18,7 +18,7 @@
 %                                August 2009                                  %
 %                                                                             %
 %                                                                             %
-%  Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization      %
+%  Copyright 1999-2012 ImageMagick Studio LLC, a non-profit organization      %
 %  dedicated to making software imaging solutions freely available.           %
 %                                                                             %
 %  You may not use this file except in compliance with the License.  You may  %