diff --git a/util/copyrights b/util/copyrights
index 7a0fde03e0..3b0c78ca24 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -2624,7 +2624,7 @@
 ./lib/isc/powerpc/include/Makefile.in		MAKE	2007
 ./lib/isc/powerpc/include/isc/.cvsignore	X	2007
 ./lib/isc/powerpc/include/isc/Makefile.in	MAKE	2007
-./lib/isc/powerpc/include/isc/atomic.h		C	2005,2007,2009
+./lib/isc/powerpc/include/isc/atomic.h		C	2005,2007,2009,2011
 ./lib/isc/print.c				C	1999,2000,2001,2003,2004,2005,2006,2007,2008,2010
 ./lib/isc/pthreads/.cvsignore			X	1998,1999,2000,2001
 ./lib/isc/pthreads/Makefile.in			MAKE	1998,1999,2000,2001,2004,2007,2009