diff --git a/src/slic3r/GUI/StatusPanel.cpp b/src/slic3r/GUI/StatusPanel.cpp
index 4f8c7c4e1..522fa028e 100644
--- a/src/slic3r/GUI/StatusPanel.cpp
+++ b/src/slic3r/GUI/StatusPanel.cpp
@@ -2824,19 +2824,24 @@ void StatusPanel::update_misc_ctrl(MachineObject *obj)
         }
 
         /*current*/
-        if (obj->flag_update_nozzle) {
+        /*update when extder position changed or the machine changed*/
+        if (obj->flag_update_nozzle || (m_nozzle_btn_panel->GetClientData() != obj))
+        {
             if (obj->m_extder_data.current_extder_id == 0xf) {
                 m_extruderImage[select_index]->setExtruderUsed("");
                 m_nozzle_btn_panel->updateState("");
-            } else if (obj->m_extder_data.current_extder_id == MAIN_NOZZLE_ID) {
+            }
+            else if (obj->m_extder_data.current_extder_id == MAIN_NOZZLE_ID) {
                 m_extruderImage[select_index]->setExtruderUsed("right");
                 m_nozzle_btn_panel->updateState("right");
-            } else if (obj->m_extder_data.current_extder_id == DEPUTY_NOZZLE_ID) {
+            }
+            else if (obj->m_extder_data.current_extder_id == DEPUTY_NOZZLE_ID) {
                 m_extruderImage[select_index]->setExtruderUsed("left");
                 m_nozzle_btn_panel->updateState("left");
             }
 
             obj->flag_update_nozzle = false;
+            m_nozzle_btn_panel->SetClientData(obj);
         }
 
         /*enable status*/
diff --git a/src/slic3r/GUI/Widgets/SwitchButton.hpp b/src/slic3r/GUI/Widgets/SwitchButton.hpp
index 8e411a8dc..2e1730095 100644
--- a/src/slic3r/GUI/Widgets/SwitchButton.hpp
+++ b/src/slic3r/GUI/Widgets/SwitchButton.hpp
@@ -57,11 +57,16 @@ public:
     bool switch_right{false};
     bool is_enable {true};
 
+    void* client_data = nullptr;/*MachineObject* in StatusPanel*/
+
 public:
     void Enable();
     void Disable();
     bool IsEnabled(){return is_enable;};
 
+    void  SetClientData(void* data) { client_data = data; };
+    void* GetClientData() { return client_data; };
+
     void SetAutoDisableWhenSwitch() { auto_disable_when_switch = true; };
 
 protected: