diff --git a/superset/results_backends.py b/superset/results_backends.py
index bc1ff10cd..541c0091d 100644
--- a/superset/results_backends.py
+++ b/superset/results_backends.py
@@ -13,7 +13,11 @@ except:
     import pickle
 
 import logging
-import StringIO
+
+try:
+    import StringIO
+except ImportError:
+    import io as StringIO
 
 import boto3
 from werkzeug.contrib.cache import BaseCache