diff --git a/package.json b/package.json
index 5f252e6..e57e070 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "postcss-preset-env": "^5.3.0",
     "postcss-simple-vars": "^4.1.0",
     "postcss-url": "^8.0.0",
-    "prettier": "^1.14.2",
+    "prettier": "^1.17.1",
     "style-loader": "^0.19.0",
     "sugarss": "^2.0.0",
     "webpack": "^4.19.1",
@@ -35,7 +35,7 @@
     "@typopro/web-iosevka": "^3.7.5",
     "katex": "^0.10.0-rc.1",
     "postcss-loader": "^3.0.0",
-    "prettier": "^1.14.2",
+    "prettier": "^1.17.1",
     "prettify": "^0.1.7",
     "source-sans-pro": "^2.20.2",
     "source-serif-pro": "^2.0.7"
diff --git a/webpack.config.js b/webpack.config.js
index beb0d9e..3d7a1a5 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -12,13 +12,9 @@ const plugins = [
 ];
 
 module.exports = {
-  entry: [
-    path.resolve(__dirname, "css/default.css"),
-  ],
+  entry: [path.resolve(__dirname, "css/default.css")],
   optimization: {
-    minimizer: [
-      new OptimizeCSSAssetsPlugin({})
-    ]
+    minimizer: [new OptimizeCSSAssetsPlugin({})]
   },
   module: {
     rules: [
@@ -26,9 +22,9 @@ module.exports = {
         test: /\.css$/,
         use: [
           MiniCssExtractPlugin.loader,
-            { loader: "css-loader", options: { importLoaders: 0 } },
-            "postcss-loader"
-          ]
+          { loader: "css-loader", options: { importLoaders: 0 } },
+          "postcss-loader"
+        ]
       },
       {
         test: /\.woff2?$|\.ttf$|\.otf$|\.svg$|\.eot$/,
@@ -42,7 +38,7 @@ module.exports = {
   },
   output: {
     path: path.join(__dirname, "out"),
-    filename: "[name].[chunkhash].js",
+    filename: "[name].[chunkhash].js"
   },
   plugins: plugins
 };
diff --git a/yarn.lock b/yarn.lock
index 586ec82..7467018 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3394,9 +3394,9 @@ prepend-http@^1.0.0:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/prepend-http/-/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
 
-prettier@^1.14.2:
-  version "1.14.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.14.2.tgz#0ac1c6e1a90baa22a62925f41963c841983282f9"
+prettier@^1.17.1:
+  version "1.17.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.17.1.tgz#ed64b4e93e370cb8a25b9ef7fef3e4fd1c0995db"
 
 prettify@^0.1.7:
   version "0.1.7"