diff --git a/Lib/test/test_file.py b/Lib/test/test_file.py
index ab29932..5da2da9 100644
--- a/Lib/test/test_file.py
+++ b/Lib/test/test_file.py
@@ -157,7 +157,7 @@
                 s = str(msg)
                 if s.find(TESTFN) != -1 or s.find(bad_mode) == -1:
                     self.fail("bad error message for invalid mode: %s" % s)
-            # if msg[0] == 0, we're probably on Windows where there may be
+            # if msg.args[0] == 0, we're probably on Windows where there may be
             # no obvious way to discover why open() failed.
         else:
             f.close()
diff --git a/Lib/test/test_fileio.py b/Lib/test/test_fileio.py
index 4028927..7f7332e 100644
--- a/Lib/test/test_fileio.py
+++ b/Lib/test/test_fileio.py
@@ -172,7 +172,7 @@
                 s = str(msg)
                 if s.find(TESTFN) != -1 or s.find(bad_mode) == -1:
                     self.fail("bad error message for invalid mode: %s" % s)
-            # if msg[0] == 0, we're probably on Windows where there may be
+            # if msg.args[0] == 0, we're probably on Windows where there may be
             # no obvious way to discover why open() failed.
         else:
             f.close()