diff --git a/scripts/install b/scripts/port
similarity index 97%
rename from scripts/install
rename to scripts/port
index fd2b161..3bb388b 100755
--- a/scripts/install
+++ b/scripts/port
@@ -23,6 +23,7 @@ ynh_abort_if_errors
 domain=$YNH_APP_ARG_DOMAIN
 path_url=$YNH_APP_ARG_PATH
 is_public=$YNH_APP_ARG_IS_PUBLIC
+mpd_ext= $YNH_APP_ARG_MPD_EXT
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -62,6 +63,12 @@ ynh_script_progression --message="Finding an available port..."
 port=$(ynh_find_port --port=6680)
 ynh_app_setting_set --app=$app --key=port --value=$port
 
+if [ $mpd_ext -eq 1 ]; then
+	mpd_port=$(ynh_find_port --port=6600)
+	ynh_app_setting_set --app=$app --key=mpd_port --value=$mpd_port
+	ynh_exec_warn_less yunohost firewall allow BOTH $mpd_port
+fi
+
 #=================================================
 # INSTALL DEPENDENCIES
 #=================================================