diff --git a/src/HorizonServiceProvider.php b/src/HorizonServiceProvider.php
index 3283a873..08bbd178 100644
--- a/src/HorizonServiceProvider.php
+++ b/src/HorizonServiceProvider.php
@@ -127,7 +127,7 @@ protected function configure()
             __DIR__.'/../config/horizon.php', 'horizon'
         );
 
-        Horizon::use(config('horizon.use'));
+        Horizon::use(config('horizon.use', 'default'));
     }
 
     /**