diff --git a/dashboard/ui/main.slint b/dashboard/ui/main.slint
index e7c94a4..4e9d193 100644
--- a/dashboard/ui/main.slint
+++ b/dashboard/ui/main.slint
@@ -192,7 +192,7 @@ export component AppWindow inherits Window {
             }
 
             VerticalBox {
-                preferred-width: 0;
+                preferred-width: root.width / 3;
                 for light[index] in root.lights: LightTile {
                     light: light;
                     clicked => { toggle-light(light.id) }