diff --git a/Lib/collections/__init__.py b/Lib/collections/__init__.py
index ca92c3cc91b..e7441d25898 100644
--- a/Lib/collections/__init__.py
+++ b/Lib/collections/__init__.py
@@ -281,6 +281,10 @@ def __getnewargs__(self):
         'Return self as a plain tuple.  Used by copy and pickle.'
         return tuple(self)
 
+    def __getstate__(self):
+        'Exclude the OrderedDict from pickling'
+        return None
+
 {field_defs}
 '''
 
diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py
index dfad78e0056..80330312594 100644
--- a/Lib/test/test_collections.py
+++ b/Lib/test/test_collections.py
@@ -305,6 +305,7 @@ def test_pickle(self):
                 q = loads(dumps(p, protocol))
                 self.assertEqual(p, q)
                 self.assertEqual(p._fields, q._fields)
+                self.assertNotIn(b'OrderedDict', dumps(p, protocol))
 
     def test_copy(self):
         p = TestNT(x=10, y=20, z=30)
diff --git a/Misc/ACKS b/Misc/ACKS
index 2509aaa517d..2bb0e68ca8f 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -829,6 +829,7 @@ Trent Mick
 Jason Michalski
 Franck Michea
 Tom Middleton
+Thomas Miedema
 Stan Mihai
 Stefan Mihaila
 Aristotelis Mikropoulos