diff --git a/app/Http/Controllers/SettingsController.php b/app/Http/Controllers/SettingsController.php
index c42dfd0975..b34f4d886c 100644
--- a/app/Http/Controllers/SettingsController.php
+++ b/app/Http/Controllers/SettingsController.php
@@ -114,7 +114,7 @@ class SettingsController extends Controller
         $setting->email_domain = $request->input('email_domain');
         $setting->email_format = $request->input('email_format');
         $setting->username_format = $request->input('username_format');
-        $setting->require_accept_signature = $request->input('require_accept_signature');
+        $setting->require_accept_signature = $request->input('require_accept_signature', '0');
         $setting->show_assigned_assets = $request->input('show_assigned_assets', '0');
         if (! config('app.lock_passwords')) {
             $setting->login_note = $request->input('login_note');