diff --git a/lib/libbegemot/Makefile b/lib/libbegemot/Makefile
--- a/lib/libbegemot/Makefile
+++ b/lib/libbegemot/Makefile
@@ -25,3 +25,5 @@
 	rpoll.3 poll_dispatch.3
 
 .include <bsd.lib.mk>
+
+CWARNFLAGS+=	${NO_WUSE_AFTER_FREE}