diff --git a/salt/firewall/mgmt-gw.sls b/salt/firewall/mgmt-gw.sls
index 903214d..4cad54b 100644
--- a/salt/firewall/mgmt-gw.sls
+++ b/salt/firewall/mgmt-gw.sls
@@ -5,6 +5,8 @@ iptables:
   file.managed:
     - source: salt://firewall/mgmt-gw.sh
     - template: 'jinja'
+    - context:
+        interface: mgmt
     - mode: 744
     - require:
         - pkg: iptables