diff --git a/docs/general/serializers.md b/docs/general/serializers.md
index daf6a9a63..b166d9d0a 100644
--- a/docs/general/serializers.md
+++ b/docs/general/serializers.md
@@ -78,7 +78,7 @@ def cached_blog
 end
 ```
 
-``ruby
+```ruby
 has_one :blog, if: :show_blog?
 
 def show_blog?