diff --git a/scripts/update.sh b/scripts/update.sh
index 02c95186..bc08944c 100644
--- a/scripts/update.sh
+++ b/scripts/update.sh
@@ -37,20 +37,21 @@ if [ ! $? -eq 0 ]; then
 	echo " *****************************"
 	exit 2
 fi
-composer dump-autoload
+
+composer install --no-dev
+
 php artisan migrate --force -n
 php artisan module:migrate --force -n
 php artisan vendor:publish --tag=module-views --force -n
 php artisan vendor:publish --tag=public-assets --force -n
 php artisan vendor:publish
 
-composer install --no-dev
-
-chmod 0777 bootstrap/cache -R
-chmod 0777 storage -R
-chmod 0777 modules/*
-chmod 0777 public/uploads -R
-chmod 0777 resources/views/visitor -R
-chmod 0777 resources/views/modules -R
-chmod 0777 modules/*/module.json
-chmod +x scripts/*
+# this part need running as root
+sudo chmod 0777 bootstrap/cache -R
+sudo chmod 0777 storage -R
+sudo chmod 0777 modules/*
+sudo chmod 0777 public/uploads -R
+sudo chmod 0777 resources/views/visitor -R
+sudo chmod 0777 resources/views/modules -R
+sudo chmod 0777 modules/*/module.json
+sudo chmod +x scripts/*