diff --git a/CHANGELOG-WIP.md b/CHANGELOG-WIP.md
index c8c64ee1bff..89f0f4f12d7 100644
--- a/CHANGELOG-WIP.md
+++ b/CHANGELOG-WIP.md
@@ -11,6 +11,7 @@
 - Deprecated the `ucfirst` Twig filter. `capitalize` should be used instead.
 
 ## Extensibility
+- `GuzzleHttp\Client` is now instantiated via `Craft::createObject()`. ([#16366](https://github.com/craftcms/cms/pull/16366))
 - `craft\helpers\DateTimeHelper::humanDuration()` now has a `$language` argument. ([#16332](https://github.com/craftcms/cms/pull/16332))
 
 ## System
diff --git a/src/Craft.php b/src/Craft.php
index 31d626c7ffe..002a30c7a0d 100644
--- a/src/Craft.php
+++ b/src/Craft.php
@@ -398,7 +398,7 @@ public static function createGuzzleClient(array $config = []): Client
             $guzzleConfig['proxy'] = $generalConfig->httpProxy;
         }
 
-        return new Client($guzzleConfig);
+        return Craft::createObject(Client::class, [$guzzleConfig]);
     }
 }