diff --git a/src/depot_gui.cpp b/src/depot_gui.cpp
index cd0340fedf..28ccf035db 100644
--- a/src/depot_gui.cpp
+++ b/src/depot_gui.cpp
@@ -52,7 +52,7 @@ static constexpr NWidgetPart _nested_train_depot_widgets[] = {
 		NWidget(NWID_SELECTION, INVALID_COLOUR, WID_D_SHOW_RENAME), SetAspect(WidgetDimensions::ASPECT_RENAME), // rename button
 			NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_D_RENAME), SetAspect(WidgetDimensions::ASPECT_RENAME), SetSpriteTip(SPR_RENAME, STR_DEPOT_RENAME_TOOLTIP),
 		EndContainer(),
-		NWidget(WWT_CAPTION, COLOUR_GREY, WID_D_CAPTION), SetStringTip(STR_DEPOT_CAPTION),
+		NWidget(WWT_CAPTION, COLOUR_GREY, WID_D_CAPTION),
 		NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, WID_D_LOCATION), SetAspect(WidgetDimensions::ASPECT_LOCATION), SetSpriteTip(SPR_GOTO_LOCATION),
 		NWidget(WWT_SHADEBOX, COLOUR_GREY),
 		NWidget(WWT_DEFSIZEBOX, COLOUR_GREY),
@@ -420,12 +420,11 @@ struct DepotWindow : Window {
 		}
 	}
 
-	void SetStringParameters(WidgetID widget) const override
+	std::string GetWidgetString(WidgetID widget, StringID stringid) const override
 	{
-		if (widget != WID_D_CAPTION) return;
+		if (widget == WID_D_CAPTION) return GetString(STR_DEPOT_CAPTION, this->type, this->GetDestinationIndex());
 
-		SetDParam(0, this->type);
-		SetDParam(1, this->GetDestinationIndex());
+		return this->Window::GetWidgetString(widget, stringid);
 	}
 
 	struct GetDepotVehiclePtData {