diff --git a/tests/Resources/AffiliateCreatorTest.php b/tests/Resources/AffiliateCreatorTest.php
index c181a95..70c5417 100644
--- a/tests/Resources/AffiliateCreatorTest.php
+++ b/tests/Resources/AffiliateCreatorTest.php
@@ -19,14 +19,6 @@ class AffiliateCreatorTest extends TestResource
 {
     public const TEST_API_VERSION = 202405;
 
-    protected function tiktokShopClientForTest()
-    {
-        $client = parent::tiktokShopClientForTest();
-        $client->useVersion(self::TEST_API_VERSION);
-
-        return $client;
-    }
-
     public function testAddShowcaseProducts()
     {
         $this->caller->addShowcaseProducts('add_type', [1, 2, 3], 'product_link');
diff --git a/tests/Resources/AffiliateSellerTest.php b/tests/Resources/AffiliateSellerTest.php
index d8e7b5d..062bbd1 100644
--- a/tests/Resources/AffiliateSellerTest.php
+++ b/tests/Resources/AffiliateSellerTest.php
@@ -20,14 +20,6 @@ class AffiliateSellerTest extends TestResource
 {
     public const TEST_API_VERSION = 202405;
 
-    protected function tiktokShopClientForTest()
-    {
-        $client = parent::tiktokShopClientForTest();
-        $client->useVersion(self::TEST_API_VERSION);
-
-        return $client;
-    }
-
     public function testEditOpenCollaborationSettings()
     {
         $this->caller->editOpenCollaborationSettings([]);
diff --git a/tests/TestResource.php b/tests/TestResource.php
index 09edc4f..1b2967e 100644
--- a/tests/TestResource.php
+++ b/tests/TestResource.php
@@ -54,7 +54,10 @@ protected function setUp(): void
 
     protected function tiktokShopClientForTest()
     {
-        return new TiktokApiClient('app_key', 'app_secret');
+        $client = new TiktokApiClient('app_key', 'app_secret');
+        $client->useVersion(static::TEST_API_VERSION);
+
+        return $client;
     }
 
     protected function assertPreviousRequest($method, $uri)