diff --git a/migrations/versions/2019_122521_8f53e718c79a_alias_generator_scheme.py b/migrations/versions/2019_122910_e409f6214b2b_.py
similarity index 70%
rename from migrations/versions/2019_122521_8f53e718c79a_alias_generator_scheme.py
rename to migrations/versions/2019_122910_e409f6214b2b_.py
index 6099b453..844b9b4a 100644
--- a/migrations/versions/2019_122521_8f53e718c79a_alias_generator_scheme.py
+++ b/migrations/versions/2019_122910_e409f6214b2b_.py
@@ -1,24 +1,25 @@
-"""alias generator scheme
+"""empty message
 
-Revision ID: 8f53e718c79a
-Revises: 9e1b06b9df13
-Create Date: 2019-12-25 21:21:27.573197
+Revision ID: e409f6214b2b
+Revises: d4e4488a0032
+Create Date: 2019-12-29 10:29:44.979846
 
 """
 import sqlalchemy_utils
 from alembic import op
 import sqlalchemy as sa
 
+
 # revision identifiers, used by Alembic.
-revision = '8f53e718c79a'
-down_revision = '9e1b06b9df13'
+revision = 'e409f6214b2b'
+down_revision = 'd4e4488a0032'
 branch_labels = None
 depends_on = None
 
 
 def upgrade():
     # ### commands auto generated by Alembic - please adjust! ###
-    op.add_column('users', sa.Column('alias_generator', sa.Integer(), server_default="1", nullable=False))
+    op.add_column('users', sa.Column('alias_generator', sa.Integer(), server_default='1', nullable=False))
     # ### end Alembic commands ###