diff --git a/docker/accessbot/accessbot.py b/docker/accessbot/accessbot.py
index 1eefdd2a55..39d7134245 100755
--- a/docker/accessbot/accessbot.py
+++ b/docker/accessbot/accessbot.py
@@ -106,8 +106,8 @@ class SetAccess(irc.client.SimpleIRCClient):
         if channel is None:
             raise Exception("Unknown channel %s" % (channel_name,))
         mask = ''
-        for access, nicks in (self.config['global'].items() +
-                              channel.items()):
+        for access, nicks in (list(self.config['global'].items()) +
+                              list(channel.items())):
             if access == 'mask':
                 mask = self.config['access'].get(nicks)
                 continue