diff --git a/public/index.html b/public/index.html
index 97acdab3..c9d1a2dd 100755
--- a/public/index.html
+++ b/public/index.html
@@ -1,12 +1,18 @@
 <!DOCTYPE html>
 <html lang="en">
   <head>
-    <script async src="https://www.googletagmanager.com/gtag/js?id=UA-112467444-2"></script>
     <script>
-      window.dataLayer = window.dataLayer || [];
-      function gtag(){dataLayer.push(arguments);}
-      gtag('js', new Date());
-      gtag('config', 'UA-112467444-2');
+      var isProduction = "%NODE_ENV%" === 'production';
+      if (isProduction) {
+        var f = document.getElementsByTagName('script')[0];
+        var j = document.createElement('script');j.async=true;
+        j.src= 'https://www.googletagmanager.com/gtag/js?id=UA-112467444-2';
+        f.parentNode.insertBefore(j,f);
+        window.dataLayer = window.dataLayer || [];
+        function gtag(){dataLayer.push(arguments);}
+        gtag('js', new Date());
+        gtag('config', 'UA-112467444-2');
+      }
     </script>
     <meta charset="utf-8" />
     <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico" />
diff --git a/src/v2/mixpanel.js b/src/v2/mixpanel.js
index 10140d9c..8e762201 100644
--- a/src/v2/mixpanel.js
+++ b/src/v2/mixpanel.js
@@ -1,7 +1,9 @@
 import mixpanel from 'mixpanel-browser';
-mixpanel.init('a733ed40b877d30ff2a1a58b4e326cf0');
 
 const isProduction = process.env.NODE_ENV === 'production';
+if (isProduction) {
+  mixpanel.init('a733ed40b877d30ff2a1a58b4e326cf0');
+}
 
 export default {
   identify: id => {
