diff --git a/tools.py b/tools.py
index 70d12582e..587bc2c47 100644
--- a/tools.py
+++ b/tools.py
@@ -285,7 +285,7 @@ def tools_postinstall(domain, password, dyndns=False):
     try:
         firewall_reload()
     except MoulinetteError:
-        pass
+        firewall_upnp(action=['disable'])
 
     os.system('touch /etc/yunohost/installed')