diff --git a/scripts/install b/scripts/install
index 9a9deb2..ab0b834 100644
--- a/scripts/install
+++ b/scripts/install
@@ -76,6 +76,7 @@ db_pass=$(ynh_string_random)
 ynh_app_setting_set $app db_name $db_name
 ynh_mysql_setup_db $db_name $db_name $db_pass
 ynh_app_setting_set $app db_pass $db_pass
+db_user=$db_name
 ynh_app_setting_set $app db_user $db_user
 
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