diff --git a/sqlalchemy_utils/types/json.py b/sqlalchemy_utils/types/json.py
index c45c148..b2b0a22 100644
--- a/sqlalchemy_utils/types/json.py
+++ b/sqlalchemy_utils/types/json.py
@@ -1,3 +1,4 @@
+from __future__ import absolute_import
 import sqlalchemy as sa
 
 json = None