diff --git a/src/OpenWork/Application.php b/src/OpenWork/Application.php
index fad6caba5..522e4c4d2 100644
--- a/src/OpenWork/Application.php
+++ b/src/OpenWork/Application.php
@@ -259,7 +259,7 @@ public function getAuthorizerAccessToken(
 
     public function createClient(): Client
     {
-        return new Client($this->getHttpClient(), '', $this->getProviderAccessToken());
+        return new Client($this->getHttpClient(), $this->getProviderAccessToken());
     }
 
     public function getOAuth(string $suiteId, ?AccessTokenInterface $suiteAccessToken = null): OpenWeWork
diff --git a/tests/Pay/ApplicationTest.php b/tests/Pay/ApplicationTest.php
index 493ddfb90..68f660756 100644
--- a/tests/Pay/ApplicationTest.php
+++ b/tests/Pay/ApplicationTest.php
@@ -6,7 +6,6 @@
 
 use EasyWeChat\Pay\Application;
 use EasyWeChat\Pay\Contracts\Merchant;
-use EasyWeChat\Pay\MerchantAwareHttpClient;
 use EasyWeChat\Tests\TestCase;
 use Symfony\Component\HttpClient\CurlHttpClient;