diff --git a/firewall.yml b/firewall.yml
index ea27f005..617999a3 100644
--- a/firewall.yml
+++ b/firewall.yml
@@ -1,6 +1,6 @@
 UPNP: false
 ipv4:
-  TCP: [22, 25, 53, 80, 443, 5222, 5269, 5280, 6767]
+  TCP: [22, 25, 53, 80, 443, 5222, 5269, 5280, 6767, 8888]
   UDP: [53]
 ipv6:
   TCP: [22]
diff --git a/yunohost_tools.py b/yunohost_tools.py
index 6bccd2a5..07ec0cfb 100644
--- a/yunohost_tools.py
+++ b/yunohost_tools.py
@@ -140,11 +140,12 @@ def tools_maindomain(old_domain, new_domain):
         '/usr/share/lemonldap-ng/bin/lmYnhMoulinette',
         '/etc/init.d/hostname.sh',
         'cp    /etc/yunohost/certs/'+ new_domain +'/key.pem /etc/metronome/certs/yunohost_key.pem',
+        'chown metronome: /etc/metronome/certs/yunohost_key.pem',
         'ln -s /etc/yunohost/certs/'+ new_domain +'/key.pem /etc/ssl/private/yunohost_key.pem',
         'ln -s /etc/yunohost/certs/'+ new_domain +'/crt.pem /etc/ssl/certs/yunohost_crt.pem',
         'echo '+ new_domain +' > /etc/yunohost/current_host',
         'service apache2 restart',
-        'service prosody restart',
+        'service metronome restart',
         'service postfix restart'
     ]