diff --git a/GPy/testing/model_tests.py b/GPy/testing/model_tests.py
index b14385d0..3c39c5e0 100644
--- a/GPy/testing/model_tests.py
+++ b/GPy/testing/model_tests.py
@@ -59,10 +59,9 @@ class MiscTests(unittest.TestCase):
         #np.testing.assert_almost_equal(mu_hat, mu)
 
     def test_likelihood_replicate(self):
-        tol = 1e-5
         m = GPy.models.GPRegression(self.X, self.Y)
         m2 = GPy.models.GPRegression(self.X, self.Y)
-        np.testing.assert_equal(m.log_likelihood(), m2.log_likelihood(), tol=tol)
+        np.testing.assert_equal(m.log_likelihood(), m2.log_likelihood())
         m.randomize()
         m2[:] = m[''].values()
         np.testing.assert_equal(m.log_likelihood(), m2.log_likelihood())