diff --git a/Lib/test/test_tempfile.py b/Lib/test/test_tempfile.py
index fda914e2a3c..b23c19fad61 100644
--- a/Lib/test/test_tempfile.py
+++ b/Lib/test/test_tempfile.py
@@ -760,7 +760,7 @@ def use_closed():
         self.assertRaises(ValueError, use_closed)
 
     def test_no_leak_fd(self):
-        # Issue #21058: don't leak file descriptor when io.pen() fails
+        # Issue #21058: don't leak file descriptor when io.open() fails
         closed = []
         def close(fd):
             closed.append(fd)