diff --git a/scripts/change_url b/scripts/change_url
index 1d8b7e3..3639870 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -28,7 +28,7 @@ ynh_script_progression --message="Loading installation settings..."
 
 # Needed for helper "ynh_add_nginx_config"
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-port=$()ynh_app_setting_get --app=$app --key=port)
+port=$(ynh_app_setting_get --app=$app --key=port)
 
 #=================================================
 # BACKUP BEFORE CHANGE URL THEN ACTIVE TRAP
diff --git a/scripts/upgrade b/scripts/upgrade
index 6d86a14..d30d75a 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -61,11 +61,6 @@ if ynh_legacy_permissions_exists; then
 	ynh_app_setting_delete --app=$app --key=is_public
 fi
 
-if ! ynh_permission_exists --permission="admin"; then
-	# Create the required permissions
-	ynh_permission_create --permission="admin" --url="/admin" --allowed=$admin
-fi
-
 # Create a permission if needed
 if ! ynh_permission_exists --permission="api"; then
 	ynh_permission_create --permission="api" --url="/api" --allowed="visitors" --show_tile="false" --protected="true"