diff --git a/tests_rbac/test_rbac.py b/tests_rbac/test_rbac.py
index 0578c39e1..5ce6cdce2 100644
--- a/tests_rbac/test_rbac.py
+++ b/tests_rbac/test_rbac.py
@@ -104,7 +104,7 @@ def test_massive_role_parenting(db):
     for i in range(1000):
         assert models.Operation.objects.has_perm(user, 'admin', User)
     t = time.time() - b
-    assert float(t) / 1000 < 0.008
+    assert float(t) / 1000 < 0.01
     b = time.time()
     for i in range(1000):
         assert (list(Role.objects.for_user(user).order_by('pk')) ==