diff --git a/app/views/layouts/notifier.html.erb b/app/views/layouts/notifier.html.erb
index 1ab9493ba..c0dbac842 100644
--- a/app/views/layouts/notifier.html.erb
+++ b/app/views/layouts/notifier.html.erb
@@ -17,7 +17,7 @@
               <td style="width: 100%; padding: 0px; text-align: left">
                 <%# NB we need "text-decoration: none" twice: GMail only honours it on the <a> but Outlook only on the <strong> %>
                 <a href="<%= @root_url %>" target="_blank" style="text-decoration: none; color: #000">
-                  <strong style="text-decoration: none; font-size: 18px; font-weight: 600; margin: 0; text-align: left">OpenStreetMap</strong>
+                  <strong style="text-decoration: none; font-size: 18px; font-weight: 600; margin: 0; text-align: left; font-family: 'Helvetica Neue', Arial, sans-serif">OpenStreetMap</strong>
                 </a>
               </td>
             </tr>