diff --git a/addons/mail/static/src/js/thread.js b/addons/mail/static/src/js/thread.js
index f63c7073af9..fcb1dda324f 100644
--- a/addons/mail/static/src/js/thread.js
+++ b/addons/mail/static/src/js/thread.js
@@ -229,7 +229,7 @@ var Thread = Widget.extend({
         } else {
             this.trigger('redirect', options.model, options.id);
         }
-    }, 200, true),
+    }, 500, true),
 
     on_click_show_more: function () {
         this.trigger('load_more_messages');