diff --git a/src/doc_examples/hackernews_complete.rs b/src/doc_examples/hackernews_complete.rs
index 2ead7f3d8..3b736997f 100644
--- a/src/doc_examples/hackernews_complete.rs
+++ b/src/doc_examples/hackernews_complete.rs
@@ -51,7 +51,7 @@ async fn resolve_story(
 
 #[component]
 fn StoryListing(story: ReadOnlySignal<StoryItem>) -> Element {
-    let mut preview_state = consume_context::<Signal<PreviewState>>();
+    let preview_state = consume_context::<Signal<PreviewState>>();
     let StoryItem {
         title,
         url,