diff --git a/types/koa-bouncer/index.d.ts b/types/koa-bouncer/index.d.ts
index 7b881f2b5c..af3a8b6693 100644
--- a/types/koa-bouncer/index.d.ts
+++ b/types/koa-bouncer/index.d.ts
@@ -7,7 +7,7 @@
 import { Middleware, Context } from 'koa';
 
 declare namespace KoaBouncer {
-    export class ValidatorError extends Error {
+    export class ValidationError extends Error {
         name: string;
         message: string;
         bouncer: {
@@ -88,4 +88,4 @@ declare module "koa" {
     }
 }
     
-export = KoaBouncer;
\ No newline at end of file
+export = KoaBouncer;