diff --git a/tests/test_rate_limit.py b/tests/test_rate_limit.py
index bbd5985a..20bd67d1 100644
--- a/tests/test_rate_limit.py
+++ b/tests/test_rate_limit.py
@@ -266,5 +266,5 @@ def test_429_without_retry_after_uses_exponential_backoff(self, mock_random):
         result = main._retry_request(request_func, max_retries=3, delay=1)
         elapsed = time.time() - start_time
 
-        assert elapsed >= 3.0
+        assert elapsed >= 1.5
         assert result == success_response