diff --git a/src/Services/CreateExportDTO.php b/src/Services/CreateExportDTO.php
index db70b56..fe44de3 100644
--- a/src/Services/CreateExportDTO.php
+++ b/src/Services/CreateExportDTO.php
@@ -59,7 +59,7 @@ public function getArgs(): array
         return $this->args;
     }
 
-    public function getImpersonatorId(): ?int
+    public function getImpersonatorId(): int|null
     {
         return $this->impersonatorId;
     }