diff --git a/backend/order/invoice_generator.py b/backend/order/invoice_generator.py
index 404c57d..6934262 100644
--- a/backend/order/invoice_generator.py
+++ b/backend/order/invoice_generator.py
@@ -6,7 +6,7 @@ These functions generate PDF invoices from HTML templates.
 from io import BytesIO
 from datetime import datetime
 from django.template.loader import render_to_string
-from backend.utils.jalali_formatter import to_jalali
+from utils.jalali_formatter import to_jalali
 from weasyprint import HTML
 from django.conf import settings
 import jdatetime