diff --git a/Lib/test/test_urlparse.py b/Lib/test/test_urlparse.py
--- a/Lib/test/test_urlparse.py
+++ b/Lib/test/test_urlparse.py
@@ -554,6 +554,8 @@
                 ('','www.python.org:80','','','',''))
         self.assertEqual(urlparse.urlparse("http://www.python.org:80"),
                 ('http','www.python.org:80','','','',''))
+        self.assertEqual(urlparse.urlparse("www.python.org:80/"),
+                ('','','www.python.org:80/','','',''))
 
     def test_portseparator(self):
         # Issue 754016 makes changes for port separator ':' from scheme separator