diff --git a/common/Makefile b/common/Makefile
index 6b4beba..f50dac3 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.17 2011/08/16 16:45:20 christos Exp $
+#	$NetBSD: Makefile,v 1.18 2011/08/25 16:47:20 joerg Exp $
 
 LIBISPRIVATE=	yes
 
@@ -23,3 +23,5 @@ version.c: VERSION
 .if defined(HAVE_GCC) || defined(HAVE_PCC)
 COPTS.print.c+=	-Wno-pointer-sign
 .endif
+
+COPTS.log.c+=	-Wno-format-nonliteral