diff --git a/src/models/content/Puzzle.ts b/src/models/content/Puzzle.ts
index 0d56a1e..25357f2 100644
--- a/src/models/content/Puzzle.ts
+++ b/src/models/content/Puzzle.ts
@@ -50,6 +50,8 @@ class PuzzleClass extends BaseModule {
   @prop()
   public sub_tag: string
   @prop()
+  public db: number
+  @prop()
   public createtime: Date
 
   public static parseQueryParam(params) {