diff --git a/README.md b/README.md
index cd0975f..8ca120f 100644
--- a/README.md
+++ b/README.md
@@ -1049,7 +1049,7 @@ class UserResource2
   include Alba::Resource
 
   # Since `_posts` parameter doesn't exist, `user.posts` are NOT loaded
-  many :posts, if: proc { |user| user.admin? }
+  many :posts, if: proc { |user| user.admin? && params[:include_post] }
 end
 ```