diff --git a/src/index.html b/src/index.html
index 0679ee0c..e71fe98b 100644
--- a/src/index.html
+++ b/src/index.html
@@ -5,6 +5,9 @@
 <!--[if IE 8]>         <html class="no-js lt-ie9"> <![endif]-->
 <!--[if gt IE 8]><!--> <html class="no-js"> <!--<![endif]-->
     <head>
+        <!--[if lte IE 8]>
+            <p class="browserupgrade">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a> to improve your experience.</p>
+        <![endif]-->
         <!-- TITLE -->
         <title>Tox Messenger</title>
 
