diff --git a/datamodels/2.x/itop-portal-base/portal/src/Twig/AppVariable.php b/datamodels/2.x/itop-portal-base/portal/src/Twig/AppVariable.php
index 91fc3ec38..ae0e9353a 100644
--- a/datamodels/2.x/itop-portal-base/portal/src/Twig/AppVariable.php
+++ b/datamodels/2.x/itop-portal-base/portal/src/Twig/AppVariable.php
@@ -73,6 +73,7 @@ class AppVariable implements ArrayAccess
     /**
      * @inheritDoc
      */
+	#[\ReturnTypeWillChange]
     public function offsetGet($offset)
     {
 	    if ($this->container->hasParameter($offset)) {