diff --git a/app/views/esign_settings/show.html.erb b/app/views/esign_settings/show.html.erb
index 6f6571c3..85f58b2e 100644
--- a/app/views/esign_settings/show.html.erb
+++ b/app/views/esign_settings/show.html.erb
@@ -110,7 +110,7 @@
                 <span>
                   Timeserver URL
                 </span>
-                <span class="tooltip" data-tip="URL of the trusted timeserver to be used to generate timestamp signatures.">
+                <span class="tooltip" data-tip="URL of the trusted RFC 3161 timeserver to be used to generate timestamp signatures.">
                   <%= svg_icon('info_circle', class: 'w-4 h-4') %>
                 </span>
               </span>