diff --git a/build/utils.js b/build/utils.js
index e534fb0..2d640e2 100644
--- a/build/utils.js
+++ b/build/utils.js
@@ -1,7 +1,7 @@
 'use strict'
 const path = require('path')
 const config = require('../config')
-const ExtractTextPlugin = require('extract-text-webpack-plugin')
+const MiniCssExtractPlugin = require('mini-css-extract-plugin')
 const packageConfig = require('../package.json')
 
 exports.assetsPath = function (_path) {
@@ -31,7 +31,22 @@ exports.cssLoaders = function (options) {
 
   // generate loader string to be used with extract text plugin
   function generateLoaders (loader, loaderOptions) {
-    const loaders = options.usePostCSS ? [cssLoader, postcssLoader] : [cssLoader]
+    const loaders = []
+
+    // Extract CSS when that option is specified
+    // (which is the case during production build)
+    if (options.extract) {
+      loaders.push(MiniCssExtractPlugin.loader)
+    }
+    else {
+      loaders.push('vue-style-loader')
+    }
+
+    loaders.push(cssLoader)
+
+    if (options.usePostCSS) {
+      loaders.push(postcssLoader)
+    }
 
     if (loader) {
       loaders.push({
@@ -42,16 +57,7 @@ exports.cssLoaders = function (options) {
       })
     }
 
-    // Extract CSS when that option is specified
-    // (which is the case during production build)
-    if (options.extract) {
-      return ExtractTextPlugin.extract({
-        use: loaders,
-        fallback: 'vue-style-loader'
-      })
-    } else {
-      return ['vue-style-loader'].concat(loaders)
-    }
+    return loaders
   }
 
   // https://vue-loader.vuejs.org/en/configurations/extract-css.html
diff --git a/build/webpack.dev.conf.js b/build/webpack.dev.conf.js
index 212d081..0420662 100644
--- a/build/webpack.dev.conf.js
+++ b/build/webpack.dev.conf.js
@@ -17,6 +17,7 @@ const HOST = process.env.HOST
 const PORT = process.env.PORT && Number(process.env.PORT)
 
 const devWebpackConfig = merge(baseWebpackConfig, {
+  mode: 'development',
   module: {
     rules: utils.styleLoaders({ sourceMap: config.dev.cssSourceMap, usePostCSS: true })
   },
@@ -47,8 +48,6 @@ const devWebpackConfig = merge(baseWebpackConfig, {
       'process.env': require('../config/dev.env')
     }),
     new webpack.HotModuleReplacementPlugin(),
-    new webpack.NamedModulesPlugin(), // HMR shows correct file names in console on update.
-    new webpack.NoEmitOnErrorsPlugin(),
     // https://github.com/ampedandwired/html-webpack-plugin
     new HtmlWebpackPlugin({
       filename: 'index.html',
diff --git a/package.json b/package.json
index a14328b..4cd3436 100644
--- a/package.json
+++ b/package.json
@@ -13,60 +13,61 @@
     "test": "npm run lint"
   },
   "dependencies": {
-    "axios": "0.17.1",
-    "element-ui": "2.3.4",
+    "axios": "0.18.0",
+    "element-ui": "2.4.4",
     "js-cookie": "2.2.0",
     "normalize.css": "7.0.0",
     "nprogress": "0.2.0",
     "vue": "2.5.10",
     "vue-router": "3.0.1",
-    "vuex": "3.0.1"
+    "vuex": "3.0.1",
+    "webpack-cli": "^3.0.8"
   },
   "devDependencies": {
-    "autoprefixer": "7.2.3",
+    "autoprefixer": "8.5.0",
     "babel-core": "6.26.0",
-    "babel-eslint": "8.0.3",
+    "babel-eslint": "8.2.6",
     "babel-helper-vue-jsx-merge-props": "2.0.3",
-    "babel-loader": "7.1.2",
+    "babel-loader": "7.1.5",
     "babel-plugin-syntax-jsx": "6.18.0",
     "babel-plugin-transform-runtime": "6.23.0",
-    "babel-plugin-transform-vue-jsx": "3.5.0",
-    "babel-preset-env": "1.6.1",
+    "babel-plugin-transform-vue-jsx": "3.7.0",
+    "babel-preset-env": "1.7.0",
     "babel-preset-stage-2": "6.24.1",
-    "chalk": "2.3.0",
-    "copy-webpack-plugin": "4.2.3",
+    "chalk": "2.4.1",
+    "copy-webpack-plugin": "4.5.2",
     "css-loader": "0.28.7",
-    "eslint": "4.13.1",
-    "eslint-friendly-formatter": "3.0.0",
-    "eslint-loader": "1.9.0",
-    "eslint-plugin-html": "4.0.1",
+    "eslint": "4.19.1",
+    "eslint-friendly-formatter": "4.0.1",
+    "eslint-loader": "2.0.0",
+    "eslint-plugin-html": "4.0.5",
     "eventsource-polyfill": "0.9.6",
-    "extract-text-webpack-plugin": "3.0.2",
-    "file-loader": "1.1.5",
-    "friendly-errors-webpack-plugin": "1.6.1",
-    "html-webpack-plugin": "2.30.1",
-    "node-notifier": "5.1.2",
+    "file-loader": "1.1.11",
+    "friendly-errors-webpack-plugin": "1.7.0",
+    "html-webpack-plugin": "3.2.0",
+    "mini-css-extract-plugin": "0.4.1",
+    "node-notifier": "5.2.1",
     "node-sass": "^4.7.2",
-    "optimize-css-assets-webpack-plugin": "3.2.0",
-    "ora": "1.3.0",
+    "optimize-css-assets-webpack-plugin": "5.0.0",
+    "ora": "2.1.0",
     "portfinder": "1.0.13",
     "postcss-import": "11.0.0",
-    "postcss-loader": "2.0.9",
-    "postcss-url": "7.3.0",
+    "postcss-loader": "2.1.6",
+    "postcss-url": "7.3.2",
     "rimraf": "2.6.2",
-    "sass-loader": "6.0.6",
-    "semver": "5.4.1",
-    "shelljs": "0.7.8",
-    "svg-sprite-loader": "3.5.2",
-    "uglifyjs-webpack-plugin": "1.1.3",
-    "url-loader": "0.6.2",
-    "vue-loader": "13.7.2",
+    "sass-loader": "7.0.3",
+    "semver": "5.5.0",
+    "shelljs": "0.8.2",
+    "svg-sprite-loader": "3.8.0",
+    "uglifyjs-webpack-plugin": "1.2.7",
+    "url-loader": "1.0.1",
+    "vue-loader": "14.2.2",
     "vue-style-loader": "3.0.3",
     "vue-template-compiler": "2.5.10",
-    "webpack": "3.10.0",
-    "webpack-bundle-analyzer": "2.9.1",
-    "webpack-dev-server": "2.9.7",
-    "webpack-merge": "4.1.1"
+    "webpack": "4.16.1",
+    "webpack-bundle-analyzer": "2.13.1",
+    "webpack-dev-server": "3.1.4",
+    "webpack-merge": "4.1.3"
   },
   "engines": {
     "node": ">= 4.0.0",