diff --git a/mk/sys.mk b/mk/sys.mk
index fe13b83b..2bf7b9d1 100644
--- a/mk/sys.mk
+++ b/mk/sys.mk
@@ -22,4 +22,4 @@ SHLIBDIR?=		/${LIBNAME}
 MANDIR?=		/usr/share/man/man
 MANMODE?=		0444
 
-CONFMODE=?		0644
+CONFMODE?=		0644