diff --git a/secure/usr.sbin/Makefile.inc b/secure/usr.sbin/Makefile.inc
index 928489badaec..c3699c1a972b 100644
--- a/secure/usr.sbin/Makefile.inc
+++ b/secure/usr.sbin/Makefile.inc
@@ -1,4 +1,4 @@
 # $FreeBSD$
 
-BINDIR=	/usr/sbin
+BINDIR?=/usr/sbin
 .include "${.CURDIR}/../../Makefile.inc"