diff --git a/learn/.vitepress/sidebar.ts b/learn/.vitepress/sidebar.ts
index ef464d1d..2b0a62ee 100644
--- a/learn/.vitepress/sidebar.ts
+++ b/learn/.vitepress/sidebar.ts
@@ -191,6 +191,9 @@ export default [
       {
         text: "原子操作",
       },
+      {
+        text: "WASI",
+      },
       {
         text: "未定义行为",
       },
diff --git a/learn/more/miscellaneous.md b/learn/more/miscellaneous.md
index 4b7aa7a6..674f50a5 100644
--- a/learn/more/miscellaneous.md
+++ b/learn/more/miscellaneous.md
@@ -42,5 +42,3 @@ pub usingnamespace @cImport({
     @cInclude("stb_image.h");
 });
 ```
-
-