diff --git a/ui/main.slint b/ui/main.slint
index bf58ba4..171f479 100644
--- a/ui/main.slint
+++ b/ui/main.slint
@@ -1,6 +1,7 @@
 import { Button, VerticalBox } from "std-widgets.slint";
 
 export component AppWindow inherits Window {
+    default-font-size: 32px;
     in-out property<int> counter: 42;
     callback request-increase-value();
     VerticalBox {