diff --git a/src/template.ejs b/src/template.ejs
index f2302c91f..5c4e2d411 100644
--- a/src/template.ejs
+++ b/src/template.ejs
@@ -8,7 +8,7 @@
         <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
             new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
             j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
-            'https://www.googletagmanager.com/gtm.js?id='+i+dl+'<%- htmlWebpackPlugin.options.gtm_env_auth %>';
+            'https://www.googletagmanager.com/gtm.js?id='+i+dl+'<%= htmlWebpackPlugin.options.gtm_env_auth %>';
             f.parentNode.insertBefore(j,f);})(window,document,'script','dataLayer','<%- htmlWebpackPlugin.options.gtm_id %>');
         </script>
         <!-- End Google Tag Manager -->
@@ -68,7 +68,7 @@
     <body>
         <% if (htmlWebpackPlugin.options.gtm_id) { %>
         <!-- Google Tag Manager (noscript) -->
-        <noscript><iframe src="https://www.googletagmanager.com/ns.html?id=<%- htmlWebpackPlugin.options.gtm_id %><%- htmlWebpackPlugin.options.gtm_env_auth %>" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
+        <noscript><iframe src="https://www.googletagmanager.com/ns.html?id=<%- htmlWebpackPlugin.options.gtm_id %><%= htmlWebpackPlugin.options.gtm_env_auth %>" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
         <!-- End Google Tag Manager (noscript) -->
         <% } %>
         <noscript>
