diff --git a/packages/jsonrpc/src/supertest.ts b/packages/jsonrpc/src/supertest.ts
index 2db3765..46fbc55 100644
--- a/packages/jsonrpc/src/supertest.ts
+++ b/packages/jsonrpc/src/supertest.ts
@@ -2,7 +2,7 @@ import request from 'supertest'
 import {Application} from 'express'
 import {TAsyncified} from './types'
 
-export function createClient<T>( app: Application, path: string,
+export function createClient<T>(app: Application, path: string,
 ) {
   let id = 0
   const proxy = new Proxy({}, {