diff --git a/docs/.vitepress/items/string.ts b/docs/.vitepress/items/string.ts
index c971ce3..ec472bf 100644
--- a/docs/.vitepress/items/string.ts
+++ b/docs/.vitepress/items/string.ts
@@ -8,4 +8,6 @@ export const stringItems = [
   { text: 'upperFirst', link: '/string/upper-first' },
   { text: 'lowerFirst', link: '/string/lower-first' },
   { text: 'slash', link: '/string/slash' },
+  { text: 'ensurePrefix', link: '/string/ensure-prefix' },
+  { text: 'ensureSuffix', link: '/string/ensure-suffix' },
 ]