diff --git a/apps/gclient.cpp b/apps/gclient.cpp
index 0bdeddaf..86bf30bf 100644
--- a/apps/gclient.cpp
+++ b/apps/gclient.cpp
@@ -42,7 +42,7 @@ Result<int> luna_main(int argc, char** argv)
     ColorWidget blue(ui::BLUE);
     layout.add_widget(blue);
 
-    ui::HorizontalLayout sublayout;
+    ui::HorizontalLayout sublayout(ui::AdjustHeight::No, ui::AdjustWidth::Yes);
     layout.add_widget(sublayout);
 
     ColorWidget red(ui::RED);
diff --git a/libui/src/Window.cpp b/libui/src/Window.cpp
index be8fcd0f..8d50ce72 100644
--- a/libui/src/Window.cpp
+++ b/libui/src/Window.cpp
@@ -94,6 +94,7 @@ namespace ui
 
     Result<void> Window::draw()
     {
+        m_canvas.fill(m_background);
         if (m_main_widget) return m_main_widget->draw(m_canvas);
         update();
         return {};