diff --git a/scripts/upgrade b/scripts/upgrade
index c185297..ce512ab 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -118,7 +118,7 @@ ynh_add_nginx_config
 ynh_script_progression --message="Configuring the app..." --weight=15
 
 pushd $final_path
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn install --production
+	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn install #--production
 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn build
 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn update-db
 popd