diff --git a/addons/mail/static/src/js/composer.js b/addons/mail/static/src/js/composer.js
index ae17f4a9854..896368c5961 100644
--- a/addons/mail/static/src/js/composer.js
+++ b/addons/mail/static/src/js/composer.js
@@ -243,12 +243,7 @@ var MentionManager = Widget.extend({
     },
 
     get_selection_id: function (match, selection) {
-        var m = match[0].slice(1);
-        _.each(selection, function (s) {
-            if(s.name == m){
-                return s.id;
-            }
-        });
+        return _.findWhere(selection, {'name': match[0].slice(1)}).id;
     },
 
     reset_selections: function () {