diff --git a/migrations/versions/b8cbc6957df5_renamed_keys.py b/migrations/versions/b8cbc6957df5_renamed_keys.py
index 362bc32..8a86d08 100644
--- a/migrations/versions/b8cbc6957df5_renamed_keys.py
+++ b/migrations/versions/b8cbc6957df5_renamed_keys.py
@@ -24,21 +24,14 @@ def upgrade() -> None:
     # ### commands auto generated by Alembic - please adjust! ###
     with op.batch_alter_table('bookmark', schema=None) as batch_op:
         batch_op.drop_constraint(batch_op.f('bookmark_user'), type_='foreignkey')
-        #batch_op.add_column(sa.Column('user_key', sqlmodel.sql.sqltypes.AutoString(), nullable=False))
-        #batch_op.alter_column(sa.Column('userkey'), new_column_name='user_key')
         batch_op.alter_column('userkey', new_column_name='user_key')
         batch_op.create_foreign_key('bookmark_user', 'user', ['user_key'], ['key'])
-        #batch_op.drop_column('userkey')
 
     with op.batch_alter_table('publictag', schema=None) as batch_op:
-        #batch_op.add_column(sa.Column('tag_key', sqlmodel.sql.sqltypes.AutoString(), nullable=False))
-        #batch_op.add_column(sa.Column('user_key', sqlmodel.sql.sqltypes.AutoString(), nullable=False))
         batch_op.drop_constraint(batch_op.f('publictag_user'), type_='foreignkey')
         batch_op.alter_column('userkey', new_column_name='user_key')
         batch_op.alter_column('tagkey', new_column_name='tag_key')
         batch_op.create_foreign_key('publictag_user', 'user', ['user_key'], ['key'])
-        #batch_op.drop_column('tagkey')
-        #batch_op.drop_column('userkey')
 
     # ### end Alembic commands ###
 
@@ -47,21 +40,14 @@ def downgrade() -> None:
     """Downgrade schema."""
     # ### commands auto generated by Alembic - please adjust! ###
     with op.batch_alter_table('publictag', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('userkey', sa.VARCHAR(length=255), nullable=False))
-        batch_op.add_column(sa.Column('tagkey', sa.VARCHAR(length=255), nullable=False))
-        batch_op.drop_constraint(None, type_='foreignkey')
-        batch_op.create_foreign_key(batch_op.f('publictag_user'), 'user', ['userkey'], ['key'])
-        batch_op.alter_column('created_date',
-               existing_type=sa.DATETIME(),
-               nullable=True,
-               existing_server_default=sa.text('(null)'))
-        batch_op.drop_column('user_key')
-        batch_op.drop_column('tag_key')
+        batch_op.drop_constraint(batch_op.f('publictag_user'), type_='foreignkey')
+        batch_op.alter_column('user_key', new_column_name='userkey')
+        batch_op.alter_column('tag_key', new_column_name='tagkey')
+        batch_op.create_foreign_key('publictag_user', 'user', ['userkey'], ['key'])
 
     with op.batch_alter_table('bookmark', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('userkey', sa.VARCHAR(length=255), nullable=False))
-        batch_op.drop_constraint(None, type_='foreignkey')
-        batch_op.create_foreign_key(batch_op.f('bookmark_user'), 'user', ['userkey'], ['key'])
-        batch_op.drop_column('user_key')
+        batch_op.drop_constraint(batch_op.f('bookmark_user'), type_='foreignkey')
+        batch_op.alter_column('user_key', new_column_name='userkey')
+        batch_op.create_foreign_key('bookmark_user', 'user', ['userkey'], ['key'])
 
     # ### end Alembic commands ###