diff --git a/gestion/gen_confs/firewall.py b/gestion/gen_confs/firewall.py
index 4a872e49..b5b7fc87 100755
--- a/gestion/gen_confs/firewall.py
+++ b/gestion/gen_confs/firewall.py
@@ -468,7 +468,7 @@ class firewall_komaz(firewall_crans) :
 
         # Proxy transparent
         iptables("-t mangle -F PREROUTING")
-        iptables("-t mangle -A PREROUTING -s 138.231.136.10 -j RETURN") # Pas pour sila
+        iptables("-t mangle -A PREROUTING -s %s -j RETURN" % self.zone_serveur)
         iptables("-t mangle -A PREROUTING -p tcp --destination-port 80 " +
                  "-s 138.231.136.0/21 -d \! 138.231.148.0/22 -j MARK --set-mark 2")
         iptables("-t nat -A PREROUTING -p tcp -m mark --mark 2 -j DNAT " +