diff --git a/app.json b/app.json
index 576dcda241ec..2ee194071794 100644
--- a/app.json
+++ b/app.json
@@ -5,6 +5,7 @@
     "NPM_CONFIG_PRODUCTION": "true"
   },
   "buildpacks": [
+    { "url": "https://github.com/DataDog/heroku-buildpack-datadog.git#1.21" },
     { "url": "heroku/nodejs" }
   ],
   "formation": {
diff --git a/lib/statsd.js b/lib/statsd.js
index 22e61e1208e5..b2bbf68c0882 100644
--- a/lib/statsd.js
+++ b/lib/statsd.js
@@ -9,6 +9,7 @@ module.exports = new StatsD({
   prefix: 'docs.',
   mock,
   globalTags: {
-    app: 'docs'
+    app: 'docs',
+    heroku_app: process.env.HEROKU_APP_NAME
   }
 })