diff --git a/util/copyrights b/util/copyrights
index 9c4a032f62..9adc53a9d8 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -2647,7 +2647,7 @@
 ./lib/isc/include/.cvsignore			X	1998,1999,2000,2001
 ./lib/isc/include/Makefile.in			MAKE	1998,1999,2000,2001,2004,2007
 ./lib/isc/include/isc/.cvsignore		X	1998,1999,2000,2001
-./lib/isc/include/isc/Makefile.in		MAKE	1998,1999,2000,2001,2003,2004,2005,2006,2007,2008,2009
+./lib/isc/include/isc/Makefile.in		MAKE	1998,1999,2000,2001,2003,2004,2005,2006,2007,2008,2009,2012
 ./lib/isc/include/isc/app.h			C	1999,2000,2001,2004,2005,2006,2007,2009
 ./lib/isc/include/isc/assertions.h		C	1997,1998,1999,2000,2001,2004,2005,2006,2007,2008,2009
 ./lib/isc/include/isc/backtrace.h		C	2009