diff --git a/src/Illuminate/Hashing/HashManager.php b/src/Illuminate/Hashing/HashManager.php
index 3f51c184e730..49c50407cd41 100644
--- a/src/Illuminate/Hashing/HashManager.php
+++ b/src/Illuminate/Hashing/HashManager.php
@@ -71,6 +71,6 @@ public function needsRehash($hashedValue, array $options = [])
      */
     public function getDefaultDriver()
     {
-        return $this->app['config']['hashing.driver'];
+        return $this->app['config']['hashing.driver'] ?? 'bcrypt';
     }
 }