diff --git a/GPy/testing/pickle_tests.py b/GPy/testing/pickle_tests.py
index 64357b39..2867c2bf 100644
--- a/GPy/testing/pickle_tests.py
+++ b/GPy/testing/pickle_tests.py
@@ -60,13 +60,15 @@ class Test(ListDictTestCase):
             pio2 = pickle.load(f)
             self.assertListDictEquals(pio._properties, pio2._properties)
 
-        with tempfile.TemporaryFile('w+b') as f:
+        f = tempfile.TemporaryFile('w+b')
+
+        with f:
             pickle.dump(piov, f)
-            f.seek(0)
-            pio2 = pickle.load(f)
-            #py3 fix
-            #self.assertListDictEquals(dict(piov.items()), dict(pio2.iteritems()))
-            self.assertListDictEquals(dict(piov.items()), dict(pio2.items()))
+
+        pio2 = GPy.load(f)
+        #py3 fix
+        #self.assertListDictEquals(dict(piov.items()), dict(pio2.iteritems()))
+        self.assertListDictEquals(dict(piov.items()), dict(pio2.items()))
 
     def test_param(self):
         param = Param('test', np.arange(4*2).reshape(4,2))