diff --git a/src/Form/SendySubscribeForm.php b/src/Form/SendySubscribeForm.php
index 7f1d8c9..b77ce86 100644
--- a/src/Form/SendySubscribeForm.php
+++ b/src/Form/SendySubscribeForm.php
@@ -84,7 +84,7 @@ class SendySubscribeForm extends FormBase {
       $redirect_url = URL::fromUri($newsletter_url_callback);
       $form_state->setRedirectUrl($redirect_url);
     }
-    \Drupal::service('messenger')->addMessage(t('Thank you for subscribing to our newsletter.'));
+    \Drupal::service('messenger')->addMessage(t('Please check your mailbox in a few minutes and confirm your subscription by clicking on the link in the email just sent.'));
   }
 
 }