diff --git a/caravel/viz.py b/caravel/viz.py
index 87e4bf018..8dd3004a0 100644
--- a/caravel/viz.py
+++ b/caravel/viz.py
@@ -103,7 +103,7 @@ class BaseViz(object):
 
     def get_url(self, **kwargs):
         """Returns the URL for the viz"""
-        d = self.form_data.copy()
+        d = self.orig_form_data.copy()
         if 'json' in d:
             del d['json']
         if 'action' in d:
diff --git a/tests/core_tests.py b/tests/core_tests.py
index e67329d13..183329e71 100644
--- a/tests/core_tests.py
+++ b/tests/core_tests.py
@@ -8,6 +8,7 @@ from datetime import datetime
 import doctest
 import json
 import imp
+import logging
 import os
 import unittest
 from mock import Mock, patch
@@ -149,7 +150,7 @@ class CoreTests(CaravelTestCase):
                 (slc.slice_name, 'csv_endpoint', slc.viz.csv_endpoint),
             ]
         for name, method, url in urls:
-            print("[name]/[{method}]: {url}".format(**locals()))
+            logging.info("[{name}]/[{method}]: {url}".format(**locals()))
             self.client.get(url)
 
     def test_dashboard(self):