diff --git a/README.md b/README.md
index ad06e94..45c7cfa 100644
--- a/README.md
+++ b/README.md
@@ -12,22 +12,22 @@ use serde::Deserialize;
 #[serde(rename_all = "camelCase")]
 pub struct Pager {
     #[validate(range(min = 1, max = 50))]
-    page_size: usize,
+    pub page_size: usize,
     #[validate(range(min = 1))]
-    page_no: usize,
+    pub page_no: usize,
 }
 
 pub async fn get_page_by_query(
     Valid(Query(pager)): Valid<Query<Pager>>,
 ) {
-    assert!((1..=50).contains(pager.page_size));
-    assert!((1..).contains(pager.page_no));
+    assert!((1..=50).contains(&pager.page_size));
+    assert!((1..).contains(&pager.page_no));
 }
 
 pub async fn get_page_by_json(
     Valid(Json(pager)): Valid<Json<Pager>>,
 ) {
-    assert!((1..=50).contains(pager.page_size));
-    assert!((1..).contains(pager.page_no));
+    assert!((1..=50).contains(&pager.page_size));
+    assert!((1..).contains(&pager.page_no));
 }
 ```
\ No newline at end of file