diff --git a/superset/sql_lab.py b/superset/sql_lab.py
index 9ffc65c4f..f674bbb1c 100644
--- a/superset/sql_lab.py
+++ b/superset/sql_lab.py
@@ -3,13 +3,13 @@
 from __future__ import absolute_import, division, print_function, unicode_literals
 
 from datetime import datetime
-import json
 import logging
 from time import sleep
 import uuid
 
 from celery.exceptions import SoftTimeLimitExceeded
 from contextlib2 import contextmanager
+import simplejson as json
 import sqlalchemy
 from sqlalchemy.orm import sessionmaker
 from sqlalchemy.pool import NullPool