diff --git a/docs/joinus/use-cache.md b/docs/joinus/use-cache.md
index c7f7190b3..5ea5d3613 100644
--- a/docs/joinus/use-cache.md
+++ b/docs/joinus/use-cache.md
@@ -35,7 +35,7 @@
         const y = '3';
         return y;
     })
-    console.log(x); // 缓存未命中: '2', 缓存命中: 'value'
+    console.log(x); // 缓存未命中: '2', 缓存命中: '1'
     console.log(z): // '3'
 ```