diff --git a/util/copyrights b/util/copyrights
index 5888d3c28d..73a468ba37 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -2525,13 +2525,13 @@
 ./lib/export/irs/.cvsignore			X	2009
 ./lib/export/irs/Makefile.in			MAKE	2009,2011
 ./lib/export/irs/include/.cvsignore		X	2009
-./lib/export/irs/include/Makefile.in		MAKE	2009
+./lib/export/irs/include/Makefile.in		MAKE	2009,2011
 ./lib/export/irs/include/irs/.cvsignore		X	2009
 ./lib/export/irs/include/irs/Makefile.in	MAKE	2009
 ./lib/export/isc/.cvsignore			X	2009
 ./lib/export/isc/Makefile.in			MAKE	2009,2010
 ./lib/export/isc/include/.cvsignore		X	2009
-./lib/export/isc/include/Makefile.in		MAKE	2009
+./lib/export/isc/include/Makefile.in		MAKE	2009,2011
 ./lib/export/isc/include/isc/.cvsignore		X	2009
 ./lib/export/isc/include/isc/Makefile.in	MAKE	2009
 ./lib/export/isc/include/isc/bind9.h		C	2009
@@ -2540,25 +2540,25 @@
 ./lib/export/isc/nothreads/.cvsignore		X	2009
 ./lib/export/isc/nothreads/Makefile.in		MAKE	2009,2010
 ./lib/export/isc/nothreads/include/.cvsignore	X	2009
-./lib/export/isc/nothreads/include/Makefile.in	MAKE	2009
+./lib/export/isc/nothreads/include/Makefile.in	MAKE	2009,2011
 ./lib/export/isc/nothreads/include/isc/.cvsignore	X	2009
 ./lib/export/isc/nothreads/include/isc/Makefile.in	MAKE	2009
 ./lib/export/isc/pthreads/.cvsignore		X	2009
 ./lib/export/isc/pthreads/Makefile.in		MAKE	2009
 ./lib/export/isc/pthreads/include/.cvsignore	X	2009
-./lib/export/isc/pthreads/include/Makefile.in	MAKE	2009
+./lib/export/isc/pthreads/include/Makefile.in	MAKE	2009,2011
 ./lib/export/isc/pthreads/include/isc/.cvsignore	X	2009
 ./lib/export/isc/pthreads/include/isc/Makefile.in	MAKE	2009
 ./lib/export/isc/unix/.cvsignore		X	2009
 ./lib/export/isc/unix/Makefile.in		MAKE	2009
 ./lib/export/isc/unix/include/.cvsignore	X	2009
-./lib/export/isc/unix/include/Makefile.in	MAKE	2009
+./lib/export/isc/unix/include/Makefile.in	MAKE	2009,2011
 ./lib/export/isc/unix/include/isc/.cvsignore	X	2009
 ./lib/export/isc/unix/include/isc/Makefile.in	MAKE	2009
 ./lib/export/isccfg/.cvsignore			X	2009
 ./lib/export/isccfg/Makefile.in			MAKE	2009,2011
 ./lib/export/isccfg/include/.cvsignore		X	2009
-./lib/export/isccfg/include/Makefile.in		MAKE	2009
+./lib/export/isccfg/include/Makefile.in		MAKE	2009,2011
 ./lib/export/isccfg/include/isccfg/.cvsignore	X	2009
 ./lib/export/isccfg/include/isccfg/Makefile.in	MAKE	2009
 ./lib/export/samples/.cvsignore			X	2009