diff --git a/GUI/mainwindow/AppSvc.cpp b/GUI/Models/MaterialModelStore.cpp similarity index 100% rename from GUI/mainwindow/AppSvc.cpp rename to GUI/Models/MaterialModelStore.cpp diff --git a/GUI/mainwindow/AppSvc.h b/GUI/Models/MaterialModelStore.h similarity index 100% rename from GUI/mainwindow/AppSvc.h rename to GUI/Models/MaterialModelStore.h