diff --git a/src/Utills/UserUtils.php b/src/Utills/UserUtils.php
index 058e4a9..57f5ea2 100644
--- a/src/Utills/UserUtils.php
+++ b/src/Utills/UserUtils.php
@@ -51,7 +51,7 @@ public static function getCurrentGuardName(): ?string
     /**
      * Get the user id by guards.
      */
-    public static function getUserId(): ?int
+    public static function getUserId(): int|string|null
     {
         $guards = config('user-monitoring.user.guards', ['web']);