diff --git a/api/services/credit_pool_service.py b/api/services/credit_pool_service.py
index 5f14735d1f..8ae409809a 100644
--- a/api/services/credit_pool_service.py
+++ b/api/services/credit_pool_service.py
@@ -1,5 +1,4 @@
 import logging
-from typing import Optional
 
 from sqlalchemy import update
 from sqlalchemy.orm import Session