diff --git a/app/Http/Controllers/SetupController.php b/app/Http/Controllers/SetupController.php
index c8e7a1b8..3a9d8289 100644
--- a/app/Http/Controllers/SetupController.php
+++ b/app/Http/Controllers/SetupController.php
@@ -209,7 +209,7 @@ class SetupController extends Controller
      */
     protected function keyGenerate()
     {
-        $key = str_random(42);
+        $key = str_random(32);
 
         $path = base_path('.env');