diff --git a/demo_markdown/docs/_guide/development/guide.md b/demo_markdown/docs/_guide/development/guide.md
index 7eb66e7..34c091f 100644
--- a/demo_markdown/docs/_guide/development/guide.md
+++ b/demo_markdown/docs/_guide/development/guide.md
@@ -2,7 +2,7 @@
 
 ### Code style
 
-It is recommended to use the Rust style instead of the functional stule in the newly added reactive code.
+It is recommended to use the Rust style instead of the functional style in the newly added reactive code.
 
 ```rust
 RwSignal::new(12) // ✅