diff --git a/composer.json b/composer.json
index b54537bd1f5..ce6d0072118 100644
--- a/composer.json
+++ b/composer.json
@@ -57,7 +57,8 @@
     },
     "config": {
         "allow-plugins": {
-            "phpstan/extension-installer": true
+            "phpstan/extension-installer": true,
+            "composer/package-versions-deprecated": true
         }
     }
 }
diff --git a/test/Github/Tests/HttpClient/Message/ResponseMediatorTest.php b/test/Github/Tests/HttpClient/Message/ResponseMediatorTest.php
index c14eac8a297..8c1bfd29243 100644
--- a/test/Github/Tests/HttpClient/Message/ResponseMediatorTest.php
+++ b/test/Github/Tests/HttpClient/Message/ResponseMediatorTest.php
@@ -54,18 +54,13 @@ public function testGetContentInvalidJson()
 
     public function testGetPagination()
     {
-        $header = <<<'TEXT'
-<http://github.com>; rel="first",
-<http://github.com>; rel="next",
-<http://github.com>; rel="prev",
-<http://github.com>; rel="last",
-TEXT;
+        $header = '<https://github.com>; rel="first",<https://github.com>; rel="next",<https://github.com>; rel="prev",<https://github.com>; rel="last",';
 
         $pagination = [
-            'first' => 'http://github.com',
-            'next' => 'http://github.com',
-            'prev' => 'http://github.com',
-            'last' => 'http://github.com',
+            'first' => 'https://github.com',
+            'next' => 'https://github.com',
+            'prev' => 'https://github.com',
+            'last' => 'https://github.com',
         ];
 
         // response mock