diff --git a/package.json b/package.json
index 570b347..1c44a26 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,9 @@
   "name": "@financial-times/n-automation",
   "main": "build/main.js",
   "dependencies": {
-    "fs": "0.0.2"
+    "@financial-times/n-logger": "^5.4.0",
+    "isomorphic-fetch": "^2.2.1",
+    "nodemailer": "^2.6.0"
   },
   "repository": {
     "type": "git",
@@ -10,15 +12,16 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "npm-prepublish": "^1.2.1",
     "babel-cli": "^6.5.1",
     "babel-plugin-transform-object-assign": "^6.5.0",
     "babel-preset-es2015": "^6.5.0",
     "babel-register": "^6.5.1",
     "chai": "^3.5.0",
+    "denodeify": "^1.2.1",
     "eslint": "^2.9.0",
     "lintspaces-cli": "^0.1.1",
     "mocha": "^2.2.1",
+    "npm-prepublish": "^1.2.1",
     "sinon": "^1.17.4"
   },
   "engines": {
diff --git a/src/main.js b/src/main.js
index 53c9a52..7108db0 100644
--- a/src/main.js
+++ b/src/main.js
@@ -7,9 +7,16 @@ const sendSlackNotification = require('./slack');
 const logger = require('@financial-times/n-logger').default.logger;
 
 function emptyReportsFolder (path) {
-	logger.info('Deleting old reports...')
-
-	const reportNames = fs.readdirSync(path);
+	logger.info('Deleting old reports...');
+
+	let reportNames;
+	try {
+		reportNames = fs.readdirSync(path);
+	} catch (err) {
+		if (err.code === 'ENOENT') {
+			return;
+		}
+	}
 
 	logger.info(reportNames);
 
diff --git a/src/reporter.js b/src/reporter.js
index 83794c6..0bdb220 100644
--- a/src/reporter.js
+++ b/src/reporter.js
@@ -1,4 +1,6 @@
-const fs = require('fs')
+const denodeify = require('denodeify');
+
+const writeFile = denodeify(require('fs').writeFile);
 
 function safePath (path) {
 	const lastSlash = path.lastIndexOf('/');
@@ -20,15 +22,15 @@ module.exports = {
 		const outputFolder = safePath(options.output_folder);
 		const prefix = options.filename_prefix;
 		const modules = results.modules;
-		results.sessionId = options.globals.sessionId;
-
-
-		for (const moduleName in modules) {
-			if (modules.hasOwnProperty(moduleName)) {
+		results.sessionId = options.globals.test_settings.sessionId;
+		const writes = Object.keys(modules)
+			.map(moduleName => {
 				const file = `${outputFolder}${prefix}${moduleName.replace('/', '-')}.json`;
-				fs.writeFile(file, JSON.stringify(results, null, 4))
-			}
-		}
-		done();
+				return writeFile(file, JSON.stringify(results, null, 4))
+					.catch(() => { });
+			});
+
+		Promise.all(writes)
+			.then(() => { done() });
 	}
 };