diff --git a/python/tests/test_pycryptosat.py b/python/tests/test_pycryptosat.py
index 850769ddb..a59e659a6 100644
--- a/python/tests/test_pycryptosat.py
+++ b/python/tests/test_pycryptosat.py
@@ -176,7 +176,7 @@ def test_one_dump(self):
 
         self.solver.start_getting_small_clauses(4, max_glue=10)
         x = self.solver.get_next_small_clause()
-        self.assertNotEquals(x, None)
+        self.assertNotEqual(x, None)
         self.solver.end_getting_small_clauses()