diff --git a/src/PrivilegesMiddleware.php b/src/PrivilegesMiddleware.php
index 56893f5..b664274 100644
--- a/src/PrivilegesMiddleware.php
+++ b/src/PrivilegesMiddleware.php
@@ -7,18 +7,6 @@
 
 class PrivilegesMiddleware
 {
-    protected $auth;
-
-    /**
-     * Creates a new instance of the middleware.
-     *
-     * @param Guard $auth
-     */
-    public function __construct(Guard $auth)
-    {
-        $this->auth = $auth;
-    }
-
     /**
      * Handle an incoming request.
      *
@@ -31,7 +19,7 @@ public function __construct(Guard $auth)
      */
     public function handle($request, Closure $next, $pattern, $column = 'name')
     {
-        if ($this->auth->guest() || !$request->user()->validate($pattern, $column)) {
+        if (auth()->guest() || !$request->user()->validate($pattern, $column)) {
             abort(403);
         }
         return $next($request);