diff --git a/src/js/yunohost/controllers/firewall.js b/src/js/yunohost/controllers/firewall.js
index dfb2300d..01b90159 100644
--- a/src/js/yunohost/controllers/firewall.js
+++ b/src/js/yunohost/controllers/firewall.js
@@ -38,6 +38,7 @@
     app.get('#/tools/firewall/upnp/:action', function (c) {
         c.confirm(
             y18n.t('firewall'),
+            // confirm_upnp_enable and confirm_upnp_disable
             y18n.t('confirm_upnp_' + c.params['action'].toLowerCase()),
             function(){
                 params = {'action' : c.params['action']};
@@ -129,6 +130,7 @@
     app.get('#/tools/firewall/port/:port/:protocol/:connection/:action', function (c) {
         c.confirm(
             y18n.t('firewall'),
+            // confirm_firewall_open and confirm_firewall_close
             y18n.t( 'confirm_firewall_' + c.params['action'].toLowerCase(), [ c.params['port'], y18n.t(c.params['protocol']), y18n.t(c.params['connection'])]),
             function(){
                 c.togglePort(
diff --git a/src/js/yunohost/controllers/services.js b/src/js/yunohost/controllers/services.js
index 537bd478..2a03c744 100644
--- a/src/js/yunohost/controllers/services.js
+++ b/src/js/yunohost/controllers/services.js
@@ -59,6 +59,7 @@
     app.get('#/services/:service/:action', function (c) {
         c.confirm(
             "Service",
+            // confirm_service_start, confirm_service_stop, confirm_service_enable and confirm_service_disable
             y18n.t('confirm_service_' + c.params['action'].toLowerCase(), [c.params['service']]),
             function(){
                 var method = null, endurl = c.params['service'];
diff --git a/src/js/yunohost/controllers/tools.js b/src/js/yunohost/controllers/tools.js
index 9b4219cb..81d6f6d4 100644
--- a/src/js/yunohost/controllers/tools.js
+++ b/src/js/yunohost/controllers/tools.js
@@ -74,6 +74,7 @@
         else {
             c.confirm(
                 y18n.t('tools'),
+                // confirm_update_apps and confirm_update_packages
                 y18n.t('confirm_update_' + c.params['type'].toLowerCase()),
                 function(){
                     endurl = '';