diff --git a/extra/twig-extra-bundle/Resources/config/markdown.php b/extra/twig-extra-bundle/Resources/config/markdown.php
index d8ab94a4224..dd5774d0335 100644
--- a/extra/twig-extra-bundle/Resources/config/markdown.php
+++ b/extra/twig-extra-bundle/Resources/config/markdown.php
@@ -16,13 +16,14 @@
 use Twig\Extra\Markdown\MarkdownRuntime;
 
 return static function (ContainerConfigurator $container) {
+    $service = function_exists('Symfony\Component\DependencyInjection\Loader\Configurator\service') ? 'Symfony\Component\DependencyInjection\Loader\Configurator\service' : 'Symfony\Component\DependencyInjection\Loader\Configurator\ref';
     $container->services()
         ->set('twig.extension.markdown', MarkdownExtension::class)
             ->tag('twig.extension')
 
         ->set('twig.runtime.markdown', MarkdownRuntime::class)
             ->args([
-                service('twig.markdown.default'),
+                $service('twig.markdown.default'),
             ])
             ->tag('twig.runtime')