--- a/src/pyams_skin/viewlet/extension/templates/tag-manager.pt	Thu Jan 17 10:01:17 2019 +0100
+++ b/src/pyams_skin/viewlet/extension/templates/tag-manager.pt	Fri Jan 18 09:37:44 2019 +0100
@@ -12,6 +12,6 @@
 		j.async = true;
 		j.src = 'https://www.googletagmanager.com/gtm.js?id=' + i + dl;
 		f.parentNode.insertBefore(j, f);
-	})(window, document, 'script', 'dataLayer', '<tal:var content="view.config.container_id" />');
+	})(window, document, 'script', 'dataLayer', '${view.config.container_id}');
 </script>
-<!-- End Google Tag Manager -->
+<!-- end Google Tag Manager -->