diff --git a/lib/symfony-extension/src/Directives/ConfigurationBlockDirective.php b/lib/symfony-extension/src/Directives/ConfigurationBlockDirective.php
index cf7af077a..32994f2e8 100644
--- a/lib/symfony-extension/src/Directives/ConfigurationBlockDirective.php
+++ b/lib/symfony-extension/src/Directives/ConfigurationBlockDirective.php
@@ -14,6 +14,8 @@
 class ConfigurationBlockDirective extends SubDirective
 {
     private const LANGUAGE_LABELS = [
+        'annotation' => 'Annotations',
+        'attribute' => 'Attributes',
         'caddy' => 'Caddy',
         'env' => 'Bash',
         'html+jinja' => 'Twig',
diff --git a/lib/symfony-extension/src/Highlighter/Highlighter.php b/lib/symfony-extension/src/Highlighter/Highlighter.php
index f5a4b3f29..dee436fa3 100644
--- a/lib/symfony-extension/src/Highlighter/Highlighter.php
+++ b/lib/symfony-extension/src/Highlighter/Highlighter.php
@@ -9,6 +9,8 @@
 final class Highlighter
 {
     private const LANGUAGES_MAPPING = [
+        'annotation' => 'php',
+        'attribute' => 'php',
         'env' => 'bash',
         'html+jinja' => 'twig',
         'html+twig' => 'twig',