diff --git a/cdoseaplay/sync.py b/cdoseaplay/sync.py
index f85749e..a6aa8ef 100755
--- a/cdoseaplay/sync.py
+++ b/cdoseaplay/sync.py
@@ -149,8 +149,9 @@ def main():
     os.chdir(base)
 
     player = get_player(fullscreen=not args.window)
-
-    server = ThreadingUDPServer(('0.0.0.0', args.port), Handler)
+    
+    listen = '::' if ':' in args.peer else ''0.0.0.0''
+    server = ThreadingUDPServer((listen, args.port), Handler)
     server.allow_reuse_address = True
     server.player = Player(peer, player, args.playlist, args.prefix)
     player.register_key_binding('q', server.q_binding)