diff --git a/src/Controller/MessengerController.php b/src/Controller/MessengerController.php
index 69f1434..b4ca3af 100644
--- a/src/Controller/MessengerController.php
+++ b/src/Controller/MessengerController.php
@@ -80,6 +80,11 @@ public function email(Request $request, EmailService $emailService, Communicatio
     #[Route(path: '/sms', name: 'messenger_sms')]
     public function sms(Request $request, SmsService $smsService, CommunicationLogService $communicationLogService): Response
     {
+        if (!$smsService->isConfigured()) {
+            $this->addFlash('danger', 'SMS service not configured!');
+
+            return $this->redirectToRoute('messenger_home');
+        }
         $queryRecipients = $this->buildRecipientsFromRequest($request);
 
         $formSMS = $this->createForm(MemberSMSType::class, null, [