diff --git a/package/base/dhcp/rocknet_dhcp.sh b/package/base/dhcp/rocknet_dhcp.sh
index 523fa1254..13c7264eb 100644
--- a/package/base/dhcp/rocknet_dhcp.sh
+++ b/package/base/dhcp/rocknet_dhcp.sh
@@ -1,6 +1,6 @@
 
 public_dhcp() {
 	addcode up   5 5 "/sbin/dhclient -q $if"
-	addcode down 5 5 "killall -15 dhclient"
+	addcode down 5 5 "/sbin/dhclient -r $if"
 }