diff --git a/iptables/service.sls b/iptables/service.sls
index 843dff8..2005414 100644
--- a/iptables/service.sls
+++ b/iptables/service.sls
@@ -62,6 +62,9 @@
   {%- if rule.to_destination is defined %}
   - to-destination: {{ rule.to_destination }}
   {%- endif %}
+  {%- if rule.to_source is defined %}
+  - to-source: {{ rule.to_source }}
+  {%- endif %}
   {%-  if rule.source_network is defined %}
   - source: {{ rule.source_network }}
   {%- endif %}