diff --git a/src/ParameterTrait.php b/src/ParameterTrait.php
index 69fa774db7c3c22d25875b07841819966a79f6f7..326109da3d9c8d0baebdeb821b8917cf364c01e7 100644
--- a/src/ParameterTrait.php
+++ b/src/ParameterTrait.php
@@ -59,7 +59,7 @@ trait ParameterTrait
         return $this->getParameter('secret');
     }
 
-    private function setSecret(?string $secret): void
+    public function setSecret(?string $secret): void
     {
         $this->setParameter('secret', $secret);
     }