diff --git a/Lib/ftplib.py b/Lib/ftplib.py
index c75b317..42f2bff 100644
--- a/Lib/ftplib.py
+++ b/Lib/ftplib.py
@@ -254,7 +254,7 @@
         port number.
         '''
         hbytes = host.split('.')
-        pbytes = [repr(port/256), repr(port%256)]
+        pbytes = [repr(port//256), repr(port%256)]
         bytes = hbytes + pbytes
         cmd = 'PORT ' + ','.join(bytes)
         return self.voidcmd(cmd)
diff --git a/Lib/test/test_ftplib.py b/Lib/test/test_ftplib.py
index 10eabba..ae889f9 100644
--- a/Lib/test/test_ftplib.py
+++ b/Lib/test/test_ftplib.py
@@ -348,7 +348,7 @@
         self.client.dir(lambda x: l.append(x))
         self.assertEqual(''.join(l), LIST_DATA.replace('\r\n', ''))
 
-    def Xtest_makeport(self):
+    def test_makeport(self):
         self.client.makeport()
         # IPv4 is in use, just make sure send_eprt has not been used
         self.assertEqual(self.server.handler.last_received_cmd, 'port')