diff --git a/app/angular/src/client/preview/index.d.ts b/app/angular/src/client/preview/index.d.ts
index 2c26193ebbc3..335479b05290 100644
--- a/app/angular/src/client/preview/index.d.ts
+++ b/app/angular/src/client/preview/index.d.ts
@@ -5,6 +5,7 @@ import { IApi, IStoribookSection } from '../../../index';
 export function storiesOf(kind: string, module: NodeModule): IApi;
 export function setAddon(addon: any): void;
 export function addDecorator(decorator: any): IApi;
+export function addParameters(parameter: any): IApi;
 export function configure(loaders: () => void, module: NodeModule): void;
 export function getStorybook(): IStoribookSection[];
 export function clearDecorators(): void;