diff --git a/src/app/Mail/SignupVerification.php b/src/app/Mail/SignupVerification.php
--- a/src/app/Mail/SignupVerification.php
+++ b/src/app/Mail/SignupVerification.php
@@ -31,8 +31,10 @@
      */
     public function build()
     {
+        $tenantId = \config('app.tenant_id');
         $href = Utils::serviceUrl(
-            sprintf('/signup/%s-%s', $this->code->short_code, $this->code->code)
+            sprintf('/signup/%s-%s', $this->code->short_code, $this->code->code),
+            $tenantId
         );
 
         $username = $this->code->first_name ?? '';
@@ -43,9 +45,9 @@
 
         $this->view('emails.html.signup_verification')
             ->text('emails.plain.signup_verification')
-            ->subject(\trans('mail.signupverification-subject', ['site' => \config('app.name')]))
+            ->subject(\trans('mail.signupverification-subject', ['site' => \App\Tenant::getConfig($tenantId, 'app.name')]))
             ->with([
-                    'site' => \config('app.name'),
+                    'site' => \App\Tenant::getConfig($tenantId, 'app.name'),
                     'username' => $username ?: 'User',
                     'code' => $this->code->code,
                     'short_code' => $this->code->short_code,