diff --git a/lib/module.js b/lib/module.js
index 17f73a2edd..8c502e072b 100755
--- a/lib/module.js
+++ b/lib/module.js
@@ -9,14 +9,14 @@ import {chainFn, sequence} from './utils'
 const debug = require('debug')('nuxt:module')
 
 class Module {
-  constructor(nuxt) {
+  constructor (nuxt) {
     this.nuxt = nuxt
     this.options = nuxt.options
     this.modules = []
     this.initialized = false
   }
 
-  async init() {
+  async init () {
     if (this.initialized) {
       debug('[nuxt] Modules are already initialized')
       return
@@ -27,7 +27,7 @@ class Module {
     this.initialized = true
   }
 
-  addVendor(vendor) {
+  addVendor (vendor) {
     /* istanbul ignore if */
     if (!vendor) {
       return
@@ -35,7 +35,7 @@ class Module {
     this.options.build.vendor = uniq(this.options.build.vendor.concat(vendor))
   }
 
-  addTemplate(template) {
+  addTemplate (template) {
     /* istanbul ignore if */
     if (!template) {
       return
@@ -61,7 +61,7 @@ class Module {
     return templateObj
   }
 
-  addPlugin(template) {
+  addPlugin (template) {
     const {dst} = this.addTemplate(template)
     // Add to nuxt plugins
     this.options.plugins.push({
@@ -70,19 +70,19 @@ class Module {
     })
   }
 
-  addServerMiddleware(middleware) {
+  addServerMiddleware (middleware) {
     this.options.serverMiddleware.push(middleware)
   }
 
-  extendBuild(fn) {
+  extendBuild (fn) {
     this.options.build.extend = chainFn(this.options.build.extend, fn)
   }
 
-  extendRoutes(fn) {
+  extendRoutes (fn) {
     this.options.router.extendRoutes = chainFn(this.options.router.extendRoutes, fn)
   }
 
-  requireModule(moduleOpts) {
+  requireModule (moduleOpts) {
     if (this.modules.indexOf(moduleOpts) !== -1 || this.modules.indexOf(moduleOpts.src) !== -1) {
       return false
     }
@@ -90,7 +90,7 @@ class Module {
     return this.addModule(moduleOpts)
   }
 
-  addModule(moduleOpts) {
+  addModule (moduleOpts) {
     /* istanbul ignore if */
     if (!moduleOpts) {
       return