diff --git a/src/app.controller.ts b/src/app.controller.ts
index ff67af6..fe87b75 100644
--- a/src/app.controller.ts
+++ b/src/app.controller.ts
@@ -136,7 +136,7 @@ export class CreateVisitor {
   public visitor_list: VisitorList[];
 
   @ApiProperty({ description: "访客是否有可能接触受控设备" })
-  @IsBoolean()
+  @IsString()
   @IsNotEmpty()
   public may_access_sensitive_info: string;
 }