diff --git a/sbin/dhclient-script b/sbin/dhclient-script
index 30de3dac7..3ce2b248b 100755
--- a/sbin/dhclient-script
+++ b/sbin/dhclient-script
@@ -322,7 +322,7 @@ MEDIUM)
 
 PREINIT)
 	delete_old_alias
-	$IFCONFIG $interface inet 0.0.0.0 netmask 255.255.255.255 broadcast 255.255.255.255 up
+	$IFCONFIG $interface inet 0.0.0.0 netmask 255.0.0.0 broadcast 255.255.255.255 up
 	/bin/rm -f /tmp/${interface}_router
 	;;