diff --git a/tests/distributions/test_gamma.py b/tests/distributions/test_gamma.py
index be71146a..f4b06196 100644
--- a/tests/distributions/test_gamma.py
+++ b/tests/distributions/test_gamma.py
@@ -1034,8 +1034,8 @@ def test_serialization(X):
 	d2 = torch.load(".pytest.torch")
 	os.system("rm .pytest.torch")
 
-	assert_array_almost_equal(d2.rates, rates)
-	assert_array_almost_equal(d2._log_rates, numpy.log(rates))
+	assert_array_almost_equal(d2.rates, rates, 4)
+	assert_array_almost_equal(d2._log_rates, numpy.log(rates), 4)
 
 	assert_array_almost_equal(d2._w_sum, [3., 3., 3.])
 	assert_array_almost_equal(d2._xw_sum, [11. ,  4.2,  4.4])