diff --git a/scripts/upgrade b/scripts/upgrade
index ae2fed4..480353a 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -148,8 +148,10 @@ ynh_script_progression --message="Updating a configuration file..." --weight=1
 
 if [ $database = "mysql" ]; then
 	db_type=0
+	db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
 elif [ $database = "postgresql" ]; then
 	db_type=1
+	db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
 else
 	ynh_die --message="Some problem occured in creating the database, contact maintainer"
 fi