diff --git a/mail_sent/static/src/js/sent.js b/mail_sent/static/src/js/sent.js
index 4a133dc..748b74e 100644
--- a/mail_sent/static/src/js/sent.js
+++ b/mail_sent/static/src/js/sent.js
@@ -4,14 +4,8 @@ odoo.define("mail_sent.sent", function(require) {
     var base_obj = require("mail_base.base");
 
     // -------------------------------------------------------------------------------
-    var bus = require("bus.bus").bus;
-    var config = require("web.config");
     var core = require("web.core");
-    var data = require("web.data");
-    var Model = require("web.Model");
     var session = require("web.session");
-    var time = require("web.time");
-    var web_client = require("web.web_client");
 
     var _lt = core._lt;
     // -------------------------------------------------------------------------------
@@ -44,7 +38,7 @@ odoo.define("mail_sent.sent", function(require) {
 
         set_channel_flags: function(data, msg) {
             this._super.apply(this, arguments);
-            if (data.sent && data.author_id[0] == session.partner_id) {
+            if (data.sent && data.author_id[0] === session.partner_id) {
                 msg.is_sent = true;
             }
             return msg;