diff --git a/src/controller/versionlist.controller.ts b/src/controller/versionlist.controller.ts
index 45188be..d294024 100644
--- a/src/controller/versionlist.controller.ts
+++ b/src/controller/versionlist.controller.ts
@@ -13,8 +13,8 @@ export class VersionListController {
     this.hashList = ["md5", "sha1", "sha256"];
     this.libmap = new Map();
     this._refreshCache(); // 初始化缓存
-    setInterval(this._refreshCache, 1000 * 60 * 60 * 2); // 2小时刷新缓存
-    setInterval(this._refreshLib,1000*60*60*1) // 1小时刷新libmap
+    setInterval(this._refreshCache.bind(this), 1000 * 60 * 60 * 2); // 2小时刷新缓存（傻逼this）
+    setInterval(this._refreshLib.bind(this),1000*60*60*1) // 1小时刷新libmap
   }
 
   async getVersionList() {
@@ -49,6 +49,7 @@ ORDER BY "Date" DESC
         id: row.version,
         type: row.Type,
         BuildType: "UWP",
+        OSBuild: row.OSbuild,
         Arch: row.arch,
         url,
         time: row.Date,
diff --git a/src/types/versionlist.types.ts b/src/types/versionlist.types.ts
index 8c9bb99..36b3abc 100644
--- a/src/types/versionlist.types.ts
+++ b/src/types/versionlist.types.ts
@@ -4,6 +4,7 @@ export interface IVersionPool {
   Type: string;
   Date: string;
   arch: string;
+  OSbuild: string;
 }
  
 export interface IVersion {