diff --git a/app/views/layouts/mailer.html.erb b/app/views/layouts/mailer.html.erb
index 4372c2eba..0a40bbf52 100644
--- a/app/views/layouts/mailer.html.erb
+++ b/app/views/layouts/mailer.html.erb
@@ -14,7 +14,7 @@
           <tr>
             <td style="border-bottom: 1px solid #dadfe1; padding: 20px 0;">
               <a href="#" target="_blank">
-                <%= image_tag('logo_email_gobierno_abierto.png',  style: "border: 0; display: block; width: 100%;max-width: 370px") %>
+                <%= image_tag('logo_email_gobierno_abierto.png',  style: "border: 0; display: block; width: 100%;max-width: 370px", alt: "Ayuntamiento de Madrid - Participación ciudadana, transparencia y gobierno abierto") %>
               </a>
             </td>
           </tr>