diff --git a/Lib/test/test_multiprocessing.py b/Lib/test/test_multiprocessing.py
index d6e530d7648..86cf5c188f5 100644
--- a/Lib/test/test_multiprocessing.py
+++ b/Lib/test/test_multiprocessing.py
@@ -716,7 +716,7 @@ def test_timeout(self):
         start = time.time()
         self.assertRaises(pyqueue.Empty, q.get, True, 0.2)
         delta = time.time() - start
-        self.assertGreaterEqual(delta, 0.19)
+        self.assertGreaterEqual(delta, 0.18)
 
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