diff --git a/testing/local_testing/local_test_test.py b/testing/local_testing/local_test_test.py
index a677697bf..e1003925f 100644
--- a/testing/local_testing/local_test_test.py
+++ b/testing/local_testing/local_test_test.py
@@ -12,7 +12,7 @@ result_index = [
     (1, 1, 2)
 ]
 
-@pytest.mark.parametrize("a, b, expected_result", result_index)
+@pytest.mark.parametrize("a, b", "expected_result", result_index)
 
 
 def test_add(a, b, expected_result):