diff --git a/apps/openmw/mwgui/class.cpp b/apps/openmw/mwgui/class.cpp
index f52836f47..b8ce4b71f 100644
--- a/apps/openmw/mwgui/class.cpp
+++ b/apps/openmw/mwgui/class.cpp
@@ -721,13 +721,10 @@ void SelectSpecializationDialog::onCancelClicked(MyGUI::Widget* _sender)
 /* SelectAttributeDialog */
 
 SelectAttributeDialog::SelectAttributeDialog(MWWorld::Environment& environment, MyGUI::IntSize gameWindowSize)
-  : Layout("openmw_chargen_select_attribute_layout.xml")
+  : WindowBase("openmw_chargen_select_attribute_layout.xml", environment)
 {
     // Centre dialog
-    MyGUI::IntCoord coord = mMainWidget->getCoord();
-    coord.left = (gameWindowSize.width - coord.width)/2;
-    coord.top = (gameWindowSize.height - coord.height)/2;
-    mMainWidget->setCoord(coord);
+    center();
 
     WindowManager *wm = environment.mWindowManager;
 
diff --git a/apps/openmw/mwgui/class.hpp b/apps/openmw/mwgui/class.hpp
index 59d4d721c..6236263af 100644
--- a/apps/openmw/mwgui/class.hpp
+++ b/apps/openmw/mwgui/class.hpp
@@ -183,7 +183,7 @@ namespace MWGui
         ESM::Class::Specialization specializationId;
     };
 
-    class SelectAttributeDialog : public OEngine::GUI::Layout
+    class SelectAttributeDialog : public WindowBase
     {
     public:
         SelectAttributeDialog(MWWorld::Environment& environment, MyGUI::IntSize gameWindowSize);