diff --git a/src/WhatsAppCloudApi.php b/src/WhatsAppCloudApi.php
index 9273493..f952f4e 100644
--- a/src/WhatsAppCloudApi.php
+++ b/src/WhatsAppCloudApi.php
@@ -34,7 +34,7 @@ class WhatsAppCloudApi
     /**
      * @const string Default Graph API version.
      */
-    public const DEFAULT_GRAPH_VERSION = 'v13.0';
+    public const DEFAULT_GRAPH_VERSION = 'v15.0';
 
     /**
      * @var WhatsAppCloudApiApp The WhatsAppCloudApiApp entity.
diff --git a/tests/Integration/WhatsAppCloudApiTest.php b/tests/Integration/WhatsAppCloudApiTest.php
index 74fc8b2..38cbf0b 100644
--- a/tests/Integration/WhatsAppCloudApiTest.php
+++ b/tests/Integration/WhatsAppCloudApiTest.php
@@ -83,6 +83,10 @@ public function test_send_template_without_components()
 
     public function test_send_template_with_components()
     {
+        $this->markTestIncomplete(
+            'Meta deleted the sample_issue_resolution template.'
+        );
+
         $component_body = [
             [
                 'type' => 'text',
diff --git a/tests/Unit/WhatsAppCloudApiTest.php b/tests/Unit/WhatsAppCloudApiTest.php
index 0fe0d9e..5b1cbf2 100644
--- a/tests/Unit/WhatsAppCloudApiTest.php
+++ b/tests/Unit/WhatsAppCloudApiTest.php
@@ -27,7 +27,7 @@ final class WhatsAppCloudApiTest extends TestCase
 {
     use ProphecyTrait;
 
-    private const TEST_GRAPH_VERSION = 'v13.0';
+    private const TEST_GRAPH_VERSION = 'v15.0';
 
     private $whatsapp_app_cloud_api;
     private $client_handler;