diff --git a/composer.json b/composer.json
index ce86167..4f22919 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
         "codeception/codeception": "*@dev",
         "codeception/lib-innerbrowser": "*@dev",
         "guzzlehttp/guzzle": "^7.4",
-        "symfony/browser-kit": "^5.4 | ^6.0 | ^7.0"
+        "symfony/browser-kit": "^5.4 | ^6.0 | ^7.0 | ^8.0"
     },
     "require-dev": {
         "ext-curl": "*",
diff --git a/src/Codeception/Lib/Connector/Guzzle.php b/src/Codeception/Lib/Connector/Guzzle.php
index 1a1aa4d..9888276 100644
--- a/src/Codeception/Lib/Connector/Guzzle.php
+++ b/src/Codeception/Lib/Connector/Guzzle.php
@@ -181,7 +181,7 @@ protected function getAbsoluteUri(string $uri): string
         return Uri::mergeUrls((string)$baseUri, $uri);
     }
 
-    protected function doRequest(object $request)
+    protected function doRequest(object $request): object
     {
         /** @var BrowserKitRequest $request **/
         $guzzleRequest = new Psr7Request(