diff --git a/controllers/Playground.php b/controllers/Playground.php
index 271d47e..865e386 100644
--- a/controllers/Playground.php
+++ b/controllers/Playground.php
@@ -13,6 +13,6 @@ class Playground extends Controller
   }
 
   public function index()
- {
- }
+  {
+  }
 }