diff --git a/refstack/db/migrations/alembic/env.py b/refstack/db/migrations/alembic/env.py
index 8caeddff..fce10e43 100755
--- a/refstack/db/migrations/alembic/env.py
+++ b/refstack/db/migrations/alembic/env.py
@@ -16,8 +16,6 @@
 #    under the License.
 """Alembic environment script."""
 
-from __future__ import with_statement
-
 from alembic import context
 from oslo_config import cfg