diff --git a/docs/_sidebar.md b/docs/_sidebar.md
index fb2a2b59..62bc04f4 100644
--- a/docs/_sidebar.md
+++ b/docs/_sidebar.md
@@ -262,7 +262,7 @@
             
             * [什么是泛型](/basics/java-basic/generics.md)
             
-            * [类型擦除](/basics/java-basic/type-erasue.md)
+            * [类型擦除](/basics/java-basic/type-erasure.md)
             
             * [泛型带来的问题](/basics/java-basic/generics-problem.md)
             
diff --git a/docs/basics/object-oriented/platform-independent.md b/docs/basics/object-oriented/platform-independent.md
index 880d0a44..dd2f0790 100644
--- a/docs/basics/object-oriented/platform-independent.md
+++ b/docs/basics/object-oriented/platform-independent.md
@@ -118,5 +118,5 @@ Java的平台无关性是建立在Java虚拟机的平台有关性基础之上的
  [5]: https://www.hollischuang.com/wp-content/uploads/2019/03/15539291533175.jpg
  [6]: https://www.hollischuang.com/wp-content/uploads/2019/03/15539297082025.jpg
  [7]: https://www.hollischuang.com/wp-content/uploads/2019/03/15539303829914.jpg
- [8]: http://www.hollischuang.com/wp-content/uploads/2019/03/Jietu20200614-165222.jpg
+ [8]: https://www.hollischuang.com/wp-content/uploads/2021/06/Jietu20210627-141259-2.jpg
  [9]: https://www.hollischuang.com/archives/2938
diff --git a/docs/menu.md b/docs/menu.md
index f034f328..5dab4bd8 100644
--- a/docs/menu.md
+++ b/docs/menu.md
@@ -319,7 +319,7 @@ Gitee Pages 完整阅读：[进入](http://hollischuang.gitee.io/tobetopjavaer)
             
             * [什么是泛型](/basics/java-basic/generics.md)
             
-            * [类型擦除](/basics/java-basic/type-erasue.md)
+            * [类型擦除](/basics/java-basic/type-erasure.md)
             
             * [泛型带来的问题](/basics/java-basic/generics-problem.md)