diff --git a/app/views/layouts/public.html.haml b/app/views/layouts/public.html.haml
index 9fd8ef8..a04e8fa 100644
--- a/app/views/layouts/public.html.haml
+++ b/app/views/layouts/public.html.haml
@@ -22,6 +22,17 @@
     <link href="https://fonts.googleapis.com/css?family=Lato" rel="stylesheet">
     =javascript_include_tag "http://maps.google.com/maps/api/js?sensor=false&region=FR"
     
+
+    <!-- Global site tag (gtag.js) - Google Analytics -->
+    <script async src="https://www.googletagmanager.com/gtag/js?id=UA-17561522-1"></script>
+    <script>
+    window.dataLayer = window.dataLayer || [];
+    function gtag(){dataLayer.push(arguments);}
+    gtag('js', new Date());
+
+    gtag('config', 'UA-17561522-1');
+    </script>
+
   %body