diff --git a/src/Worker/WorkerConfiguration.php b/src/Worker/WorkerConfiguration.php
index 90813936..f799ccc7 100644
--- a/src/Worker/WorkerConfiguration.php
+++ b/src/Worker/WorkerConfiguration.php
@@ -23,6 +23,7 @@ final class WorkerConfiguration
     private bool $mustStrictlyCheckDate;
     private ?TaskInterface $currentlyExecutedTask = null;
     private string $executionPolicy;
+    private int $period;
 
     private function __construct()
     {