diff --git a/htdocs/wp-content/themes/lawcarta/header.php b/htdocs/wp-content/themes/lawcarta/header.php
index 689ad57..c12e2c4 100644
--- a/htdocs/wp-content/themes/lawcarta/header.php
+++ b/htdocs/wp-content/themes/lawcarta/header.php
@@ -25,6 +25,7 @@ require_once 'inc/walker-nav-menu.php';
             var lawCartaDomain = '<?= get_lawcarta_url()?>';
         </script>
     <?php endif;?>
+    <script src="https://www.googleoptimize.com/optimize.js?id=OPT-TCXZSGK"></script>
     <?php if (LAWCARTA_ENVIRONMENT_NAME == 'prod'):?>
         <script>
             !function(f,b,e,v,n,t,s)