diff --git a/Lib/tempfile.py b/Lib/tempfile.py
index dd7e864..83dfa17 100644
--- a/Lib/tempfile.py
+++ b/Lib/tempfile.py
@@ -327,6 +327,10 @@
         try:
             _os.mkdir(file, 0700)
             return file
+        except WindowsError, e:
+            if e.errno == 183: # ERROR_ALREADY_EXISTS
+                continue # try again
+            raise
         except OSError, e:
             if e.errno == _errno.EEXIST:
                 continue # try again
diff --git a/Lib/test/test_os.py b/Lib/test/test_os.py
index 5bb45f5..ffc9420 100644
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -375,6 +375,18 @@
     def test_chdir(self):
         self.assertRaises(WindowsError, os.chdir, test_support.TESTFN)
 
+    def test_mkdir(self):
+        self.assertRaises(WindowsError, os.chdir, test_support.TESTFN)
+
+    def test_utime(self):
+        self.assertRaises(WindowsError, os.utime, test_support.TESTFN, None)
+
+    def test_access(self):
+        self.assertRaises(WindowsError, os.utime, test_support.TESTFN, 0)
+
+    def test_chmod(self):
+        self.assertRaises(WindowsError, os.utime, test_support.TESTFN, 0)
+
 if sys.platform != 'win32':
     class Win32ErrorTests(unittest.TestCase):
         pass