diff --git a/app/costs/models.py b/app/costs/models.py
index b55a1e8..f0f1997 100644
--- a/app/costs/models.py
+++ b/app/costs/models.py
@@ -1,4 +1,3 @@
-from datetime import date
 from uuid import uuid4
 
 from django.db import models