diff --git a/pandora/oxdjango/shortcuts.py b/pandora/oxdjango/shortcuts.py
index ab124345e..ff0de7566 100644
--- a/pandora/oxdjango/shortcuts.py
+++ b/pandora/oxdjango/shortcuts.py
@@ -26,7 +26,7 @@ def _to_json(python_object):
         return python_object.strftime('%Y-%m-%dT%H:%M:%SZ')
     raise TypeError(u'%s %s is not JSON serializable' % (repr(python_object), type(python_object)))
 
-def render_to_json_response(dictionary, content_type="text/json", status=200):
+def render_to_json_response(dictionary, content_type="application/json", status=200):
     indent = None
     if settings.DEBUG:
         content_type = "text/javascript"