diff --git a/eZ/Publish/Core/MVC/Symfony/Templating/RenderContentStrategy.php b/eZ/Publish/Core/MVC/Symfony/Templating/RenderContentStrategy.php
index 913a9af53c..3db62f215b 100644
--- a/eZ/Publish/Core/MVC/Symfony/Templating/RenderContentStrategy.php
+++ b/eZ/Publish/Core/MVC/Symfony/Templating/RenderContentStrategy.php
@@ -37,7 +37,7 @@ public function render(ValueObject $valueObject, RenderOptions $options): string
         $content = $valueObject;
 
         $currentRequest = $this->requestStack->getCurrentRequest();
-        $surrogateCapability = $currentRequest->get('Surrogate-Capability');
+        $surrogateCapability = $currentRequest->headers->get('Surrogate-Capability');
 
         $request = new Request();
         $request->headers->set('siteaccess', $this->siteAccess->name);