diff --git a/server/createServer.js b/server/createServer.js
index 2ddc2d6..e52e877 100644
--- a/server/createServer.js
+++ b/server/createServer.js
@@ -9,7 +9,7 @@ const packageURL = require('./middleware/packageURL')
 const fetchFile = require('./middleware/fetchFile')
 const serveFile = require('./middleware/serveFile')
 
-morgan.token('fwd', function (req) {
+morgan.token('fwd', function(req) {
   return req.get('x-forwarded-for').replace(/\s/g, '')
 })
 
@@ -20,30 +20,38 @@ const PackageBlacklist = require('./PackageBlacklist').blacklist
 
 function errorHandler(err, req, res, next) {
   console.error(err.stack)
-  res.status(500).type('text').send('Internal Server Error')
+  res
+    .status(500)
+    .type('text')
+    .send('Internal Server Error')
   next(err)
 }
 
-function createApp() {
+function createServer() {
   const app = express()
 
   app.disable('x-powered-by')
 
   if (process.env.NODE_ENV !== 'test') {
-    app.use(morgan(process.env.NODE_ENV === 'production'
-      // Modified version of the Heroku router's log format
-      // https://devcenter.heroku.com/articles/http-routing#heroku-router-log-format
-      ? 'method=:method path=":url" host=:req[host] request_id=:req[x-request-id] cf_ray=:req[cf-ray] fwd=:fwd status=:status bytes=:res[content-length]'
-      : 'dev'
-    ))
+    app.use(
+      morgan(
+        process.env.NODE_ENV === 'production'
+          ? // Modified version of the Heroku router's log format
+            // https://devcenter.heroku.com/articles/http-routing#heroku-router-log-format
+            'method=:method path=":url" host=:req[host] request_id=:req[x-request-id] cf_ray=:req[cf-ray] fwd=:fwd status=:status bytes=:res[content-length]'
+          : 'dev'
+      )
+    )
   }
 
   app.use(errorHandler)
   app.use(cors())
 
-  app.use(express.static('build', {
-    maxAge: '365d'
-  }))
+  app.use(
+    express.static('build', {
+      maxAge: '365d'
+    })
+  )
 
   if (process.env.NODE_ENV !== 'test') {
     const createSearchServer = require('./createSearchServer')
@@ -53,7 +61,8 @@ function createApp() {
     app.use('/_stats', createStatsServer())
   }
 
-  app.use('/',
+  app.use(
+    '/',
     packageURL,
     checkBlacklist(PackageBlacklist),
     fetchFile,
@@ -63,4 +72,4 @@ function createApp() {
   return app
 }
 
-module.exports = createApp
+module.exports = createServer