diff --git a/src/slic3r/GUI/UpgradePanel.cpp b/src/slic3r/GUI/UpgradePanel.cpp
index 57bc142349..6c57631113 100644
--- a/src/slic3r/GUI/UpgradePanel.cpp
+++ b/src/slic3r/GUI/UpgradePanel.cpp
@@ -553,7 +553,7 @@ void MachineInfoPanel::update_ams_ext(MachineObject *obj)
 
     //ams
     if (obj->ams_exist_bits != 0) {
-        std::string extra_ams_str = (boost::format("ams_extra_ams/%1%") % 0).str();
+        std::string extra_ams_str = (boost::format("ams_f1/%1%") % 0).str();
         auto extra_ams_it = obj->module_vers.find(extra_ams_str);
         if (extra_ams_it != obj->module_vers.end()) {
             wxString sn_text = extra_ams_it->second.sn;