--- a/bin/image-server	Fri Oct 03 21:07:59 2014 +0300
+++ b/bin/image-server	Fri Oct 03 21:08:38 2014 +0300
@@ -19,6 +19,9 @@
             help="Reload")
     parser.add_argument('--debugger',   action='store_true',
             help="Debugger")
+    
+    parser.add_argument('--tile-server',    metavar='URL', required=True,
+            help="http://.../ URL to tileserver root")
 
     parser.add_argument('--static',     metavar='PATH', default='./static',
             help="Path to /static")
@@ -29,6 +32,8 @@
 
     application = pngtile.image.ImageApplication(
         image_root  = args.image_root,
+
+        tile_server = args.tile_server,
     )
 
     werkzeug.serving.run_simple(args.listen, args.port, application,