diff --git a/tests/test_quantum_info_clifford.py b/tests/test_quantum_info_clifford.py
index 7ca2577087..ebde9aff5c 100644
--- a/tests/test_quantum_info_clifford.py
+++ b/tests/test_quantum_info_clifford.py
@@ -62,7 +62,7 @@ def test_clifford_from_circuit(backend, measurement):
         backend.assert_allclose(obj.probabilities(), result.probabilities())
 
 
-@pytest.mark.parametrize("seed", [None, 10])
+@pytest.mark.parametrize("seed", [1, 10])
 @pytest.mark.parametrize("algorithm", ["AG04", "BM20"])
 @pytest.mark.parametrize("nqubits", [1, 2, 3, 10, 50])
 def test_clifford_to_circuit(backend, nqubits, algorithm, seed):