diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec20e1941b..e33ba852b5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ Fixes:
 
 Internal:
 
+- [#663 update Standard to 12.0.1](https://github.com/alphagov/govuk-prototype-kit/pull/663)
 - [#640 Replace Mocha with Jest](https://github.com/alphagov/govuk-prototype-kit/pull/640)
 - [#659 Upgrade kit to use Gulp 4](https://github.com/alphagov/govuk-prototype-kit/pull/659)
 
diff --git a/docs/documentation_routes.js b/docs/documentation_routes.js
index 9b7439a4d5..4163499008 100644
--- a/docs/documentation_routes.js
+++ b/docs/documentation_routes.js
@@ -31,7 +31,7 @@ router.get('/install/:page', function (req, res) {
   redirectMarkdown(req.params.page, res)
   var doc = fs.readFileSync(path.join(__dirname, '/documentation/install/', req.params.page + '.md'), 'utf8')
   var html = marked(doc)
-  res.render('install_template', {'document': html})
+  res.render('install_template', { 'document': html })
 })
 
 // Redirect to the zip of the latest release of the Prototype Kit on GitHub
diff --git a/gulp/sass.js b/gulp/sass.js
index 022e9e59fb..463e417707 100644
--- a/gulp/sass.js
+++ b/gulp/sass.js
@@ -14,7 +14,7 @@ const config = require('./config.json')
 gulp.task('sass', function () {
   return gulp.src(config.paths.assets + '/sass/*.scss')
     .pipe(sourcemaps.init())
-    .pipe(sass({outputStyle: 'expanded'}).on('error', sass.logError))
+    .pipe(sass({ outputStyle: 'expanded' }).on('error', sass.logError))
     .pipe(sourcemaps.write())
     .pipe(gulp.dest(config.paths.public + '/stylesheets/'))
 })
@@ -22,7 +22,7 @@ gulp.task('sass', function () {
 gulp.task('sass-documentation', function () {
   return gulp.src(config.paths.docsAssets + '/sass/*.scss')
     .pipe(sourcemaps.init())
-    .pipe(sass({outputStyle: 'expanded'}).on('error', sass.logError))
+    .pipe(sass({ outputStyle: 'expanded' }).on('error', sass.logError))
     .pipe(sourcemaps.write())
     .pipe(gulp.dest(config.paths.public + '/stylesheets/'))
 })
diff --git a/lib/utils.js b/lib/utils.js
index 0f6b4be7c4..b3adf58100 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -148,7 +148,7 @@ exports.getLatestRelease = function () {
         'GET',
         'https://api.github.com/repos/alphagov/govuk-prototype-kit/releases/latest',
         {
-          headers: {'user-agent': 'node.js'}
+          headers: { 'user-agent': 'node.js' }
         }
       )
       var data = JSON.parse(res.getBody('utf8'))
@@ -213,7 +213,7 @@ exports.matchMdRoutes = function (req, res) {
   if (fs.existsSync(path.join(__dirname, docsPath, req.params[0] + '.md'), 'utf8')) {
     var doc = fs.readFileSync(path.join(__dirname, docsPath, req.params[0] + '.md'), 'utf8')
     var html = marked(doc)
-    res.render('documentation_template', {'document': html})
+    res.render('documentation_template', { 'document': html })
     return true
   }
   return false
diff --git a/package.json b/package.json
index c15ad2838a..c2f443c8b3 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
   },
   "devDependencies": {
     "jest": "^23.6.0",
-    "standard": "^11.0.1",
+    "standard": "^12.0.1",
     "supertest": "^3.0.0"
   }
 }