diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index 64fbe21..a23f934 100644
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -535,7 +535,7 @@
                                  stderr=subprocess.PIPE)
             # Windows raises IOError
             except (IOError, OSError) as err:
-                if err.errno != 2:  # ignore "no such file"
+                if err.errno != errno.ENOENT:  # ignore "no such file"
                     raise
 
     def test_issue8780(self):