--- a/python/tests/test_hztomel.py	2019-03-07 15:05:44.804472410 +0100
+++ b/python/tests/test_hztomel.py	2019-03-07 15:05:44.804472410 +0100
@@ -17,10 +17,10 @@
         assert_equal(hztomel(0.), 0.)
         assert_almost_equal(hztomel(400. / 3.), 2., decimal=5)
         assert_almost_equal(hztomel(1000. / 3), 5.)
-        assert_equal(hztomel(200.), 3.)
+        assert_almost_equal(hztomel(200.), 3.)
         assert_almost_equal(hztomel(1000.), 15)
-        assert_almost_equal(hztomel(6400), 42)
-        assert_almost_equal(hztomel(40960), 69)
+        assert_almost_equal(hztomel(6400), 42, decimal=5)
+        assert_almost_equal(hztomel(40960), 69, decimal=5)
 
         for m in np.linspace(0, 1000, 100):
             assert_almost_equal(hztomel(meltohz(m)) - m, 0, decimal=3)
--- a/python/tests/test_hztomel.py	2019-03-07 15:16:06.396709250 +0100
+++ b/python/tests/test_hztomel.py	2019-03-07 15:16:06.396709250 +0100
@@ -28,7 +28,7 @@
     def test_meltohz(self):
         assert_equal(meltohz(0.), 0.)
         assert_almost_equal(meltohz(2), 400. / 3., decimal=4)
-        assert_equal(meltohz(3.), 200.)
+        assert_almost_equal(meltohz(3.), 200., decimal=5)
         assert_almost_equal(meltohz(5), 1000. / 3., decimal=4)
         assert_almost_equal(meltohz(15), 1000., decimal=4)
         assert_almost_equal(meltohz(42), 6400., decimal=2)