diff --git a/superset/migrations/versions/b2cd059e8803_add_pandasdatasource.py b/superset/migrations/versions/b2cd059e8803_add_pandasdatasource.py
index fb0cef8a11af6..7e378b58346ea 100644
--- a/superset/migrations/versions/b2cd059e8803_add_pandasdatasource.py
+++ b/superset/migrations/versions/b2cd059e8803_add_pandasdatasource.py
@@ -8,7 +8,7 @@
 
 # revision identifiers, used by Alembic.
 revision = 'b2cd059e8803'
-down_revision = 'a9c47e2c1547'
+down_revision = 'ca69c70ec99b'
 
 from alembic import op
 import sqlalchemy as sa
diff --git a/superset/migrations/versions/ff40cbbdde10_.py b/superset/migrations/versions/ff40cbbdde10_.py
new file mode 100644
index 0000000000000..e2cb0c96c3e1e
--- /dev/null
+++ b/superset/migrations/versions/ff40cbbdde10_.py
@@ -0,0 +1,22 @@
+"""empty message
+
+Revision ID: ff40cbbdde10
+Revises: ('a9c47e2c1547', 'b2cd059e8803')
+Create Date: 2017-09-28 09:07:11.852491
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = 'ff40cbbdde10'
+down_revision = ('a9c47e2c1547', 'b2cd059e8803')
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    pass
+
+
+def downgrade():
+    pass