diff --git a/app.ts b/app.ts
index be8e0c5..6ed743d 100644
--- a/app.ts
+++ b/app.ts
@@ -32,7 +32,7 @@ function addTodoItem(todo: string): Todo {
 }
 
 function getNextId<T extends { id: number }>(items: T[]): number {
-    return items.reduce((max, x) => x.id > max ? max : x.id, 0) + 1
+    return items.reduce((max, x) => x.id > max ? x.id : max, 0) + 1
 }
 
 const newTodo = addTodoItem("Buy lots of stuff with all the money we make from the app")