diff --git a/scripts/upgrade b/scripts/upgrade
index 4b51c4f..21dc7c2 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -50,11 +50,12 @@ elif [ "$is_public" = "No" ]; then
 	is_public=0
 fi
 
+# don't use DB!
 # If db_name doesn't exist, create it
-if [ -z "$db_name" ]; then
-	db_name=$(ynh_sanitize_dbid --db_name=$app)
-	ynh_app_setting_set --app=$app --key=db_name --value=$db_name
-fi
+#if [ -z "$db_name" ]; then
+#	db_name=$(ynh_sanitize_dbid --db_name=$app)
+#	ynh_app_setting_set --app=$app --key=db_name --value=$db_name
+#fi
 
 # If final_path doesn't exist, create it
 if [ -z "$final_path" ]; then