diff --git a/include/controller.hpp b/include/controller.hpp
index b757025..697e736 100644
--- a/include/controller.hpp
+++ b/include/controller.hpp
@@ -6,7 +6,7 @@
 
 #include <unitree/robot/go2/sport/sport_client.hpp>
 #include <unitree/robot/go2/obstacles_avoid/obstacles_avoid_client.hpp>
-#include <unitree/robot/go2/motion_switcher/motion_switcher_client.hpp>
+#include <unitree/robot/b2/motion_switcher/motion_switcher_client.hpp>
 #include <unitree/robot/go2/video/video_client.hpp>
 #include <unitree/robot/go2/vui/vui_client.hpp>
 #include <unitree/robot/channel/channel_subscriber.hpp>