diff --git a/Lib/test/test_runpy.py b/Lib/test/test_runpy.py
index 4aaf75b1bce..c734f0d6ce2 100644
--- a/Lib/test/test_runpy.py
+++ b/Lib/test/test_runpy.py
@@ -740,8 +740,7 @@ def test_main_recursion_error(self):
                       "runpy.run_path(%r)\n") % dummy_dir
             script_name = self._make_test_script(script_dir, mod_name, source)
             zip_name, fname = make_zip_script(script_dir, 'test_zip', script_name)
-            msg = "recursion depth exceeded"
-            self.assertRaisesRegex(RecursionError, msg, run_path, zip_name)
+            self.assertRaises(RecursionError, run_path, zip_name)
 
     def test_encoding(self):
         with temp_dir() as script_dir: