diff --git a/src/jaildk.sh b/src/jaildk.sh
index 77528cd..ef19eb4 100755
--- a/src/jaildk.sh
+++ b/src/jaildk.sh
@@ -1344,7 +1344,7 @@ jaildk_jail() {
         case $mode in
             *)
                 service jail $mode $jail
-                jaildk_ipfw $jail $mode
+                jaildk_ipfw $jail -m $mode
                 ;;
         esac
     fi