diff --git a/src/Bundle/ChillPersonBundle/Export/Filter/PersonFilters/GenderFilter.php b/src/Bundle/ChillPersonBundle/Export/Filter/PersonFilters/GenderFilter.php
index f5a216619..9db093885 100644
--- a/src/Bundle/ChillPersonBundle/Export/Filter/PersonFilters/GenderFilter.php
+++ b/src/Bundle/ChillPersonBundle/Export/Filter/PersonFilters/GenderFilter.php
@@ -27,7 +27,7 @@ class GenderFilter implements
     ExportElementValidatedInterface,
     FilterInterface
 {
-    public function __construct(private TranslatorInterface $translator, private TranslatableStringHelperInterface $translatableStringHelper) {}
+    public function __construct(private readonly TranslatorInterface $translator, private readonly TranslatableStringHelperInterface $translatableStringHelper) {}
 
     public function addRole(): ?string
     {