diff --git a/libui/include/ui/Window.h b/libui/include/ui/Window.h
index fd914b0a..3e121a8f 100644
--- a/libui/include/ui/Window.h
+++ b/libui/include/ui/Window.h
@@ -62,7 +62,7 @@ namespace ui
         int m_id;
         Canvas m_canvas;
         Widget* m_main_widget { nullptr };
-        Color m_background { ui::BLACK };
+        Option<Color> m_background {};
         Option<int> m_old_mouse_buttons;
     };
 }
diff --git a/libui/src/Window.cpp b/libui/src/Window.cpp
index fc12467d..298a4499 100644
--- a/libui/src/Window.cpp
+++ b/libui/src/Window.cpp
@@ -74,7 +74,7 @@ namespace ui
 
     Result<void> Window::draw()
     {
-        m_canvas.fill(m_background);
+        if (m_background.has_value()) m_canvas.fill(*m_background);
         if (m_main_widget) TRY(m_main_widget->draw(m_canvas));
         update();
         return {};