diff --git a/src/slic3r/GUI/GUI_ObjectList.cpp b/src/slic3r/GUI/GUI_ObjectList.cpp
index b19f99144..7076735c5 100644
--- a/src/slic3r/GUI/GUI_ObjectList.cpp
+++ b/src/slic3r/GUI/GUI_ObjectList.cpp
@@ -1480,7 +1480,7 @@ void ObjectList::key_event(wxKeyEvent& event)
         undo();
     else if (wxGetKeyState(wxKeyCode('X')) && wxGetKeyState(WXK_CONTROL))
         cut();
-    else if (wxGetKeyState(wxKeyCode('M')) && wxGetKeyState(WXK_CONTROL))
+    else if (wxGetKeyState(wxKeyCode('K')) && wxGetKeyState(WXK_CONTROL))
         clone();
     //else if (event.GetUnicodeKey() == '+')
     //    increase_instances();
diff --git a/src/slic3r/GUI/KBShortcutsDialog.cpp b/src/slic3r/GUI/KBShortcutsDialog.cpp
index 5df1c5e45..e6231ba15 100644
--- a/src/slic3r/GUI/KBShortcutsDialog.cpp
+++ b/src/slic3r/GUI/KBShortcutsDialog.cpp
@@ -283,7 +283,7 @@ void KBShortcutsDialog::fill_shortcuts()
             {ctrl + "V", L("Paste from clipboard")},
             {ctrl + "X", L("Cut")},
             {ctrl + "A", L("Select all objects")},
-            {ctrl + "M", L("Clone selected")},
+            {ctrl + "K", L("Clone selected")},
             {ctrl + "Z", L("Undo")},
             {ctrl + "Y", L("Redo")},
             {L("Space"), L("Select the object/part and press space to change the name")},
diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index ff840dc97..8dcb7db1c 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -2508,7 +2508,7 @@ void MainFrame::init_menubar_as_editor()
             "", nullptr, [this](){return can_delete_all(); }, this);
         editMenu->AppendSeparator();
         // BBS Clone Selected
-        append_menu_item(editMenu, wxID_ANY, _L("Clone selected") + "\t" + ctrl + "M",
+        append_menu_item(editMenu, wxID_ANY, _L("Clone selected") + "\t" + ctrl + "K",
             _L("Clone copies of selections"),[this, handle_key_event](wxCommandEvent&) {
                 wxKeyEvent e;
                 e.SetEventType(wxEVT_KEY_DOWN);