diff --git a/alembic/versions/e8de4928657_modify_jobs_table.py b/alembic/versions/e8de4928657_modify_jobs_table.py
index 64ee724..8ac7b02 100644
--- a/alembic/versions/e8de4928657_modify_jobs_table.py
+++ b/alembic/versions/e8de4928657_modify_jobs_table.py
@@ -22,13 +22,18 @@ def upgrade():
     op.add_column(u'jobs', sa.Column('openstack', JSONType(), nullable=True))
     op.add_column(u'jobs', sa.Column('priority', sa.Integer(), nullable=True))
     op.add_column(u'jobs', sa.Column('repo', sa.String(length=256), nullable=True))
+    op.add_column(u'jobs', sa.Column('seed', sa.Integer(), nullable=True))
     op.add_column(u'jobs', sa.Column('sleep_before_teardown', sa.Integer(), nullable=True))
+    op.add_column(u'jobs', sa.Column('subset', sa.String(length=32), nullable=True))
     op.add_column(u'jobs', sa.Column('suite', sa.String(length=256), nullable=True))
+    op.add_column(u'jobs', sa.Column('suite_path', sa.String(length=256), nullable=True))
     op.add_column(u'jobs', sa.Column('suite_relpath', sa.String(length=256), nullable=True))
     op.add_column(u'jobs', sa.Column('suite_repo', sa.String(length=256), nullable=True))
-    op.add_column(u'jobs', sa.Column('teuthology_sha1', sa.String(length=40), nullable=True))
+    op.add_column(u'jobs', sa.Column('teuthology_branch', sa.String(length=256), nullable=True))
+    op.add_column(u'jobs', sa.Column('teuthology_sha1', sa.String(length=256), nullable=True))
     op.add_column(u'jobs', sa.Column('timestamp', sa.DateTime(), nullable=True))
     op.add_column(u'jobs', sa.Column('user', sa.String(length=64), nullable=True))
+    op.add_column(u'jobs', sa.Column('queue', sa.String(length=64), nullable=True))
     op.create_index(op.f('ix_jobs_job_id'), 'jobs', ['job_id'], unique=False)
     op.create_index(op.f('ix_jobs_teuthology_sha1'), 'jobs', ['teuthology_sha1'], unique=False)
     op.execute(CreateSequence(Sequence('jobs_id_seq')))
diff --git a/paddles/models/__init__.py b/paddles/models/__init__.py
index d936f36..dc687ec 100644
--- a/paddles/models/__init__.py
+++ b/paddles/models/__init__.py
@@ -1,7 +1,6 @@
 from sqlalchemy import create_engine, MetaData, event
 from sqlalchemy.orm import scoped_session, sessionmaker, object_session, mapper
 from sqlalchemy.ext.declarative import declarative_base
-from sqlalchemy.interfaces import PoolListener
 from sqlalchemy.exc import InvalidRequestError, OperationalError
 from sqlalchemy.pool import Pool
 from pecan import conf