diff --git a/public/index.html b/public/index.html
index c022b7f0..ed8b3bea 100644
--- a/public/index.html
+++ b/public/index.html
@@ -1,10 +1,13 @@
 <!doctype html>
 <html lang="en-us">
   <head>
-      <title>Course | <%= process.env.SITE_NAME %></title>
-      <meta charset="utf-8">
-      <meta name="viewport" content="width=device-width, initial-scale=1.0">
-      <link rel="shortcut icon" href="/favicon.ico" type="image/x-icon" />
+    <title>Course | <%= process.env.SITE_NAME %></title>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="shortcut icon" href="/favicon.ico" type="image/x-icon" />
+    <% if (htmlWebpackPlugin.options.OPTIMIZELY_PROJECT_ID) { %>
+      <script src="https://www.edx.org/optimizelyjs/<%= htmlWebpackPlugin.options.OPTIMIZELY_PROJECT_ID %>.js"></script>
+    <% } %>
   </head>
   <body>
     <div id="root"></div>
