diff --git a/app/Http/Controllers/SelfUpdateController.php b/app/Http/Controllers/SelfUpdateController.php
index ffb28cd13e..bda8a87ad3 100644
--- a/app/Http/Controllers/SelfUpdateController.php
+++ b/app/Http/Controllers/SelfUpdateController.php
@@ -83,7 +83,7 @@ class SelfUpdateController extends BaseController
             Artisan::call('config:clear');
 
             $output = $repo->execute('stash');
-            $output = $repo->execute('reset hard origin/v5-stable');
+            $output = $repo->execute('reset --hard origin/v5-stable');
             $output = $repo->execute('pull origin');
 
         } catch (GitException $e) {