diff --git a/Sources/Demo/Demo.swift b/Sources/Demo/Demo.swift
index aad5c16..d1f6bc9 100644
--- a/Sources/Demo/Demo.swift
+++ b/Sources/Demo/Demo.swift
@@ -13,8 +13,7 @@ import Foundation
 @main
 struct Demo: App {
 
-    let id = "io.github.AparokshaUI.Demo"
-    var app: AdwaitaApp!
+    var app = AdwaitaApp(id: "io.github.AparokshaUI.Demo")
 
     @State private var pictureURL: URL?