diff --git a/Lib/test/test_httplib.py b/Lib/test/test_httplib.py
index 98db2b7..f615c5d 100644
--- a/Lib/test/test_httplib.py
+++ b/Lib/test/test_httplib.py
@@ -234,7 +234,7 @@
         self.assertEquals(resp.read(), b'')
         self.assertEquals(resp.status, 200)
         self.assertEquals(resp.reason, 'OK')
-        resp.close()
+        self.assertTrue(resp.isclosed())
 
     def test_negative_content_length(self):
         sock = FakeSocket(