diff --git a/src/slic3r/GUI/DeviceManager.cpp b/src/slic3r/GUI/DeviceManager.cpp
index 3b4896f038..7cf6c2565d 100644
--- a/src/slic3r/GUI/DeviceManager.cpp
+++ b/src/slic3r/GUI/DeviceManager.cpp
@@ -4187,6 +4187,11 @@ int MachineObject::parse_json(std::string payload, bool key_field_only)
                                         // new ams added event
                                         curr_ams = new_ams;
                                     } else {
+
+                                        if (nozzle_id != ams_it->second->nozzle) {
+                                            ams_it->second->nozzle = nozzle_id;
+                                        }
+
                                         curr_ams = ams_it->second;
                                     }
                                     if (!curr_ams) continue;
diff --git a/src/slic3r/GUI/Widgets/AMSControl.cpp b/src/slic3r/GUI/Widgets/AMSControl.cpp
index dbce016a6b..85e66c41e5 100644
--- a/src/slic3r/GUI/Widgets/AMSControl.cpp
+++ b/src/slic3r/GUI/Widgets/AMSControl.cpp
@@ -1009,11 +1009,17 @@ void AMSControl::UpdateAms(std::vector<AMSinfo> ams_info, std::vector<AMSinfo>ex
     if (!test){
         // update item
         bool fresh = false;
+
+        // basic check
         if (m_ams_info.size() == ams_info.size() && m_extder_data.total_extder_count == data.total_extder_count && m_dev_id == dev_id){
             for (int i = 0; i < m_ams_info.size(); i++){
                 if (m_ams_info[i].ams_id != ams_info[i].ams_id){
                     fresh = true;
                 }
+
+                if (m_ams_info[i].nozzle_id != ams_info[i].nozzle_id) {
+                    fresh = true;
+                }
             }
         }
         else{