diff --git a/plugins/configuration/tasks/class_tasksLifeCycle.inc b/plugins/configuration/tasks/class_tasksLifeCycle.inc
index d151de225a953279b578c12b5f94dc80c8de83df..e7fc699a4e3e0d70f2868ac36ee9b4196c065e17 100644
--- a/plugins/configuration/tasks/class_tasksLifeCycle.inc
+++ b/plugins/configuration/tasks/class_tasksLifeCycle.inc
@@ -25,7 +25,7 @@ class tasksLifeCycle extends simplePlugin
   /**
    * @var array|array[]
    */
-  private array $subStates;
+  private $subStates;
 
   static function plInfo (): array
   {