diff --git a/_layouts/default.html b/_layouts/default.html
index c5f256faf..1ae5a2a2b 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -12,6 +12,12 @@
     <meta name="theme-color" content="#157878">
     <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
     <link rel="icon" type="image/png" sizes="32x32" href="{{ '/assets/favicon-32x32.png' | relative_url }}">
+    <link rel="icon" type="image/png" sizes="16x16" href="{{ '/assets/favicon-16x16.png' | relative_url }}">
+    <link rel="apple-touch-icon" sizes="180x180" href="{{ '/assets/apple-touch-icon.png' | relative_url }}">
+    <link rel="manifest" href="{{ '/assets/site.webmanifest' | relative_url }}">
+    <link rel="mask-icon" href="{{ '/assets/safari-pinned-tab.svg' | relative_url }}" color="#5bbad5">
+    <meta name="msapplication-TileColor" content="#da532c">
+    <meta name="theme-color" content="#ffffff">
     <link rel="stylesheet" href="{{ '/assets/css/style.css?v=' | append: site.github.build_revision | relative_url }}">
     {% include head-custom.html %}
   </head>