diff --git a/htdocs/assets/_integrate.php b/htdocs/assets/_integrate.php
index 255ced0..e8b575d 100644
--- a/htdocs/assets/_integrate.php
+++ b/htdocs/assets/_integrate.php
@@ -10,4 +10,13 @@
 <script src="https://cdn.lordicon.com/lordicon-1.2.0.js"></script>
 <script src="https://www.google.com/recaptcha/api.js" async defer></script>
 <script src="https://unpkg.com/@popperjs/core@2"></script>
-<script src="https://unpkg.com/tippy.js@6"></script>
\ No newline at end of file
+<script src="https://unpkg.com/tippy.js@6"></script>
+<!-- Google tag (gtag.js) -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=<?php echo $_ENV['ANALYTICS_ID'] ?>"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', '<?php echo $_ENV['ANALYTICS_ID'] ?>');
+</script>
\ No newline at end of file