diff --git a/guides/source/4_2_release_notes.md b/guides/source/4_2_release_notes.md
index e8ddfcc9e2ed..faff1add9f10 100644
--- a/guides/source/4_2_release_notes.md
+++ b/guides/source/4_2_release_notes.md
@@ -92,6 +92,9 @@ Post.find(2)  # Subsequent calls reuse the cached prepared statement
 Post.find_by_title('first post')
 Post.find_by_title('second post')
 
+Post.find_by(title: 'first post')
+Post.find_by(title: 'second post')
+
 post.comments
 post.comments(true)
 ```