diff --git a/config/action.d/iptables.conf b/config/action.d/iptables.conf
index 86ac736d..0049ad9b 100644
--- a/config/action.d/iptables.conf
+++ b/config/action.d/iptables.conf
@@ -79,7 +79,7 @@ _ipt_check_rules = <_ipt-iter>
               %(_ipt_check_rule)s
               <_ipt-done>
 
-_ipt_chain_rule = <pre-rule><ipt_<type>/_chain_rule>
+_ipt_chain_rule = <pre-rule> <ipt_<type>/_chain_rule>
 _ipt_check_rule = <iptables> -C $chain %(_ipt_chain_rule)s
 _ipt_rule_target = f2b-<name>