diff --git a/src/settings_gui.cpp b/src/settings_gui.cpp
--- a/src/settings_gui.cpp
+++ b/src/settings_gui.cpp
@@ -523,22 +523,6 @@ enum GameDifficultyWidgets {
 	GDW_CANCEL,
 };
 
-/* Widget definition for the game difficulty settings window */
-static const Widget _game_difficulty_widgets[] = {
-{    WWT_CAPTION,   RESIZE_NONE,  COLOUR_MAUVE,      0,   369,     0,    13, STR_DIFFICULTY_LEVEL_CAPTION,           STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS}, // GDW_CAPTION
-{      WWT_PANEL,   RESIZE_NONE,  COLOUR_MAUVE,      0,   369,    14,    41, 0x0,                                    STR_NULL},                           // GDW_UPPER_BG
-{ WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_YELLOW,    10,    96,    16,    27, STR_DIFFICULTY_LEVEL_EASY,              STR_NULL},                           // GDW_LVL_EASY
-{ WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_YELLOW,    97,   183,    16,    27, STR_DIFFICULTY_LEVEL_MEDIUM,            STR_NULL},                           // GDW_LVL_MEDIUM
-{ WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_YELLOW,   184,   270,    16,    27, STR_DIFFICULTY_LEVEL_HARD,              STR_NULL},                           // GDW_LVL_HARD
-{ WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_YELLOW,   271,   357,    16,    27, STR_DIFFICULTY_LEVEL_CUSTOM,            STR_NULL},                           // GDW_LVL_CUSTOM
-{    WWT_TEXTBTN,   RESIZE_NONE,  COLOUR_GREEN,     10,   357,    28,    39, STR_DIFFICULTY_LEVEL_HIGH_SCORE_BUTTON, STR_NULL},                           // GDW_HIGHSCORE
-{      WWT_PANEL,   RESIZE_NONE,  COLOUR_MAUVE,      0,   369,    42,   262, 0x0,                                    STR_NULL},                           // GDW_SETTING_BG
-{      WWT_PANEL,   RESIZE_NONE,  COLOUR_MAUVE,      0,   369,   263,   278, 0x0,                                    STR_NULL},                           // GDW_LOWER_BG
-{ WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_YELLOW,   105,   185,   265,   276, STR_DIFFICULTY_LEVEL_SAVE,               STR_NULL},                           // GDW_ACCEPT
-{ WWT_PUSHTXTBTN,   RESIZE_NONE,  COLOUR_YELLOW,   186,   266,   265,   276, STR_BUTTON_CANCEL,                       STR_NULL},                           // GDW_CANCEL
-{   WIDGETS_END},
-};
-
 static const NWidgetPart _nested_game_difficulty_widgets[] = {
 	NWidget(WWT_CAPTION, COLOUR_MAUVE, GDW_CAPTION), SetMinimalSize(370, 14), SetDataTip(STR_DIFFICULTY_LEVEL_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
 	NWidget(WWT_PANEL, COLOUR_MAUVE, GDW_UPPER_BG),
@@ -577,7 +561,7 @@ static const WindowDesc _game_difficulty
 	WDP_CENTER, WDP_CENTER, 370, 279, 370, 279,
 	WC_GAME_OPTIONS, WC_NONE,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
-	_game_difficulty_widgets, _nested_game_difficulty_widgets, lengthof(_nested_game_difficulty_widgets)
+	NULL, _nested_game_difficulty_widgets, lengthof(_nested_game_difficulty_widgets)
 );
 
 void SetDifficultyLevel(int mode, DifficultySettings *gm_opt);
@@ -599,8 +583,10 @@ private:
 	};
 
 public:
-	GameDifficultyWindow() : Window(&_game_difficulty_desc)
+	GameDifficultyWindow() : Window()
 	{
+		this->InitNested(&_game_difficulty_desc);
+
 		/* Copy current settings (ingame or in intro) to temporary holding place
 		 * change that when setting stuff, copy back on clicking 'OK' */
 		this->opt_mod_temp = (_game_mode == GM_MENU) ? _settings_newgame : _settings_game;
@@ -618,7 +604,6 @@ public:
 		this->SetWidgetDisabledState(GDW_HIGHSCORE, _game_mode == GM_EDITOR || _networking); // highscore chart in multiplayer
 		this->SetWidgetDisabledState(GDW_ACCEPT, _networking && !_network_server); // Save-button in multiplayer (and if client)
 		this->LowerWidget(GDW_LVL_EASY + this->opt_mod_temp.difficulty.diff_level);
-		this->FindWindowPlacementAndResize(&_game_difficulty_desc);
 	}
 
 	virtual void OnPaint()