diff --git a/test/test_other.py b/test/test_other.py
index 79098a8b03068..5d1a2d2f45e4c 100644
--- a/test/test_other.py
+++ b/test/test_other.py
@@ -13716,7 +13716,7 @@ def test_itimer_standalone(self):
       self.assertContained('done', self.run_js('test_itimer_standalone.wasm', engine))
 
   @node_pthreads
-  @no_mac("Our Mac CI currently has too much contention to run this reliably")
+  @flaky('https://github.com/emscripten-core/emscripten/issues/20125')
   def test_itimer_proxy_to_pthread(self):
     self.set_setting('PROXY_TO_PTHREAD')
     self.set_setting('EXIT_RUNTIME')