diff --git a/OpenRA.Game/Widgets/ButtonWidget.cs b/OpenRA.Game/Widgets/ButtonWidget.cs
index 7480c5dbbf..9173891190 100644
--- a/OpenRA.Game/Widgets/ButtonWidget.cs
+++ b/OpenRA.Game/Widgets/ButtonWidget.cs
@@ -52,12 +52,12 @@ namespace OpenRA.Widgets
 		public Action OnDoubleClick = () => {}; 
 		public Action<KeyInput> OnKeyPress = _ => {};
 
-		readonly Ruleset modRules;
+		protected readonly Ruleset ModRules;
 
 		[ObjectCreator.UseCtor]
 		public ButtonWidget(Ruleset modRules)
 		{
-			this.modRules = modRules;
+			ModRules = modRules;
 
 			GetText = () => Text;
 			GetColor = () => TextColor;
@@ -74,7 +74,7 @@ namespace OpenRA.Widgets
 		protected ButtonWidget(ButtonWidget other)
 			: base(other)
 		{
-			this.modRules = other.modRules;
+			ModRules = other.ModRules;
 
 			Text = other.Text;
 			Font = other.Font;
@@ -119,10 +119,10 @@ namespace OpenRA.Widgets
 			if (!IsDisabled())
 			{
 				OnKeyPress(e);
-				Sound.PlayNotification(modRules, null, "Sounds", "ClickSound", null);
+				Sound.PlayNotification(ModRules, null, "Sounds", "ClickSound", null);
 			}
 			else
-				Sound.PlayNotification(modRules, null, "Sounds", "ClickDisabledSound", null);
+				Sound.PlayNotification(ModRules, null, "Sounds", "ClickDisabledSound", null);
 
 			return true;
 		}
@@ -159,12 +159,12 @@ namespace OpenRA.Widgets
 				{
 					OnMouseDown(mi);
 					Depressed = true;
-					Sound.PlayNotification(modRules, null, "Sounds", "ClickSound", null);
+					Sound.PlayNotification(ModRules, null, "Sounds", "ClickSound", null);
 				}
 				else
 				{
 					YieldMouseFocus(mi);
-					Sound.PlayNotification(modRules, null, "Sounds", "ClickDisabledSound", null);
+					Sound.PlayNotification(ModRules, null, "Sounds", "ClickDisabledSound", null);
 				}
 			}
 			else if (mi.Event == MouseInputEvent.Move && HasMouseFocus)
diff --git a/OpenRA.Game/Widgets/DropDownButtonWidget.cs b/OpenRA.Game/Widgets/DropDownButtonWidget.cs
index d30db90d50..06c11d07d5 100644
--- a/OpenRA.Game/Widgets/DropDownButtonWidget.cs
+++ b/OpenRA.Game/Widgets/DropDownButtonWidget.cs
@@ -76,7 +76,7 @@ namespace OpenRA.Widgets
 			// Mask to prevent any clicks from being sent to other widgets
 			fullscreenMask = new MaskWidget();
 			fullscreenMask.Bounds = new Rectangle(0, 0, Game.Renderer.Resolution.Width, Game.Renderer.Resolution.Height);
-			fullscreenMask.OnMouseDown += mi => RemovePanel();
+			fullscreenMask.OnMouseDown += mi => { Sound.PlayNotification(this.ModRules, null, "Sounds", "ClickSound", null); RemovePanel(); };
 			if (onCancel != null)
 				fullscreenMask.OnMouseDown += _ => onCancel();