diff --git a/app.json b/app.json
new file mode 100644
index 0000000..15b6d2c
--- /dev/null
+++ b/app.json
@@ -0,0 +1,31 @@
+{
+  "name": "SVG to Image Proxy",
+  "description": "A web service to create PNGs from SVGs",
+  "keywords": ["svg", "png", "image", "proxy"],
+  "website": "https://shields.io/",
+  "repository": "https://github.com/badges/svg-to-iamge-proxy",
+  "logo": "https://raw.githubusercontent.com/badges/shields/master/frontend/images/logo.svg?sanitize=true",
+  "buildpacks": [
+    {
+      "url": "jontewks/puppeteer"
+    },
+    {
+      "url": "heroku/nodejs"
+    }
+  ],
+  "env": {
+    "PUPPETEER_SKIP_CHROMIUM_DOWNLOAD": {
+      "value": "false"
+    },
+    "BASE_URL": {
+      "description": "The server that is hosting the SVGs",
+      "required": true
+    }
+  },
+  "formation": {
+    "web": {
+      "quantity": 1,
+      "size": "free"
+    }
+  }
+}
diff --git a/index.js b/index.js
index 6d92116..adb1b96 100644
--- a/index.js
+++ b/index.js
@@ -28,6 +28,7 @@ let cleanup
 async function setup() {
   const converter = createConverter({
     puppeteer: {
+      // args: ['--no-sandbox'],
       args: chrome.args,
       executablePath: await chrome.executablePath,
       headless: chrome.headless,
diff --git a/package-lock.json b/package-lock.json
index a240c99..760e134 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -258,9 +258,9 @@
       "dev": true
     },
     "chrome-aws-lambda": {
-      "version": "1.18.1",
-      "resolved": "https://registry.npmjs.org/chrome-aws-lambda/-/chrome-aws-lambda-1.18.1.tgz",
-      "integrity": "sha512-bq17kJcklPE35qq954bOlHg8RcZvDnfRIjGNerkRXLL0FEqMXqIKYW6SY9/05cUZoYyv0BwQ3JkwtQEjawYWDg=="
+      "version": "1.19.0",
+      "resolved": "https://registry.npmjs.org/chrome-aws-lambda/-/chrome-aws-lambda-1.19.0.tgz",
+      "integrity": "sha512-GTrnlZLjFni+qlGTWFcjiJPhmaV+cR/QVDTcDdNRxZm8NQKfopaVv03PLSLP6StzpC0BHquUg6tqz5QH0w1lIw=="
     },
     "cli-cursor": {
       "version": "2.1.0",
diff --git a/package.json b/package.json
index 2b9459e..9296547 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "prettier:check": "prettier --check \"**/*.@(js|md|yml|json)\"",
     "mocha": "BASE_URL=https://img.example.test mocha test.js",
     "test": "run-p lint prettier:check mocha",
-    "start": "micro"
+    "start": "micro --listen tcp://0.0.0.0:${PORT-3000}"
   },
   "repository": "badges/svg-to-image-proxy",
   "author": "Paul Melnikow",