diff --git a/_includes/sections/instant-messenger.html b/_includes/sections/instant-messenger.html
index bc22079ad..25daad93b 100644
--- a/_includes/sections/instant-messenger.html
+++ b/_includes/sections/instant-messenger.html
@@ -1,7 +1,7 @@
 <h1 id="im" class="anchor"><a href="#im"><i class="fas fa-link anchor-icon"></i></a> Encrypted Instant Messenger</h1>
 
 <div class="alert alert-warning" role="alert">
-  <strong>If you are currently using an Instant Messenger like WhatsApp, Viber, LINE, Telegram or Threema, you should pick an alternative here.</strong>
+  <strong>If you are currently using an Instant Messenger like LINE, Telegram, Viber, <a href="https://www.eff.org/deeplinks/2016/10/where-whatsapp-went-wrong-effs-four-biggest-security-concerns">WhatsApp</a> or plain SMS messages you should pick an alternative here.</strong>
 </div>