--- a/maxious-canberra-transit-feed/createfeed.py
+++ b/maxious-canberra-transit-feed/createfeed.py
@@ -69,8 +69,10 @@
   stopset = set()
   for route in routedata:
     stopset.update(route['time_points'])
-    for between_list in route['between_stops']:
-      stopset.update(route['between_stops'][between_list])
+    if len(route['between_stops']) > 0:
+	for between_list in route['between_stops']:
+		if route['between_stops'][between_list] != None:
+		      stopset.update(route['between_stops'][between_list])
 
   toprune = list()
   for i, stop in enumerate(stopsdata):