diff --git a/docs/video/collection.md b/docs/video/collection.md
index 44e03f0080..d52781998d 100644
--- a/docs/video/collection.md
+++ b/docs/video/collection.md
@@ -907,6 +907,8 @@ curl -G "https://api.bilibili.com/x/polymer/web-space/home/seasons_series" \
 }
 ```
 
+</details>
+
 ## 获取系列和合集视频
 
 > https://api.bilibili.com/x/polymer/web-space/seasons_series_list
@@ -1559,3 +1561,5 @@ curl -G "https://api.bilibili.com/x/series/archives" \
   }
 }
 ```
+
+</details>