diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt
index 2f6851b326..558c69c543 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/members/memberentrygen.tt
@@ -42,7 +42,7 @@
                         <div class="dialog alert">Something went wrong when creating the patron. Check the logs.</div>
                     [% CASE 'error_on_update_patron' %]
                         <div class="dialog alert">Something went wrong when updating the patron. Check the logs.</div>
-                    [% CASE %]Unhandled error: [% message.error %]
+                    [% CASE %]Unhandled error: [% message.error | html %]
                 [% END %]
             [% END %]
         [% END %]