diff --git a/src/Mitch/Hashids/HashidsServiceProvider.php b/src/Mitch/Hashids/HashidsServiceProvider.php
index 0e5adf8..e33eb90 100644
--- a/src/Mitch/Hashids/HashidsServiceProvider.php
+++ b/src/Mitch/Hashids/HashidsServiceProvider.php
@@ -30,7 +30,7 @@ protected function registerHashids()
 	{
 		$this->app->bind('Hashids\Hashids', function ($app) {
 			return new Hashids(
-				$app['config']['app.key'],
+				isset($app['config']['hashids::salt']) ? $app['config']['hashids::salt'] : $app['config']['app.key'],
 				$app['config']['hashids::length'],
 				$app['config']['hashids::alphabet']
 			);