diff --git a/python/gtsam/tests/test_Robust.py b/python/gtsam/tests/test_Robust.py
index c2ab9d4a4..1d7e9f52d 100644
--- a/python/gtsam/tests/test_Robust.py
+++ b/python/gtsam/tests/test_Robust.py
@@ -10,10 +10,11 @@ Author: Fan Jiang
 """
 import unittest
 
-import gtsam
 import numpy as np
 from gtsam.utils.test_case import GtsamTestCase
 
+import gtsam
+
 
 class TestRobust(GtsamTestCase):
 
@@ -37,7 +38,7 @@ class TestRobust(GtsamTestCase):
         v = gtsam.Values()
         v.insert(0, 0.0)
 
-        self.assertAlmostEquals(f.error(v), 0.125)
+        self.assertAlmostEqual(f.error(v), 0.125)
 
 if __name__ == "__main__":
     unittest.main()