diff --git a/backend/alembic/env.py b/backend/alembic/env.py
index 64612312..10293dd9 100644
--- a/backend/alembic/env.py
+++ b/backend/alembic/env.py
@@ -1,4 +1,4 @@
-@@ -1,63 +1,61 @@
+@@ -1,49 +1,34 @@
 import logging
 from alembic import context
 from oasst_backend import models  # noqa: F401