diff --git a/src/engine_gui.cpp b/src/engine_gui.cpp
index a6423be3a7..b24f902363 100644
--- a/src/engine_gui.cpp
+++ b/src/engine_gui.cpp
@@ -98,7 +98,7 @@ struct EnginePreviewWindow : Window {
 		}
 		this->vehicle_space = std::max<int>(ScaleSpriteTrad(40), y - y_offs);
 
-		size->width = std::max(size->width, x - x_offs);
+		size->width = std::max(size->width, x + std::abs(x_offs));
 		SetDParam(0, GetEngineCategoryName(engine));
 		size->height = GetStringHeight(STR_ENGINE_PREVIEW_MESSAGE, size->width) + WidgetDimensions::scaled.vsep_wide + GetCharacterHeight(FS_NORMAL) + this->vehicle_space;
 		SetDParam(0, engine);