diff --git a/.travis.yml b/.travis.yml
index b21c9e2..fd0dcb6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,7 +22,7 @@ before_install:
   - "npm config set shrinkwrap false"
   # Setup Node.js version-specific dependencies
   - "test $TRAVIS_NODE_VERSION != '0.8' || npm rm --save-dev istanbul"
-  - "test $(echo $TRAVIS_NODE_VERSION | cut -d. -f1) -ge 4 || npm rm --save-dev $(grep -E '\"eslint\\S*\"' package.json | cut -d'\"' -f2)"
+  - "test $(echo $TRAVIS_NODE_VERSION | cut -d. -f1) -ge 6 || npm rm --save-dev $(grep -E '\"eslint\\S*\"' package.json | cut -d'\"' -f2)"
   # Update Node.js modules
   - "test ! -d node_modules || npm prune"
   - "test ! -d node_modules || npm rebuild"
diff --git a/README.md b/README.md
index 1a1791b..d2ca173 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,7 @@ var app = connect()
 
 if (process.env.NODE_ENV === 'development') {
   // only use in development
-  app.use(errorhandler({log: errorNotification}))
+  app.use(errorhandler({ log: errorNotification }))
 }
 
 function errorNotification (err, str, req) {
diff --git a/package.json b/package.json
index 8c5ba06..2881d2b 100644
--- a/package.json
+++ b/package.json
@@ -14,13 +14,13 @@
   },
   "devDependencies": {
     "after": "0.8.2",
-    "eslint": "4.19.1",
-    "eslint-config-standard": "11.0.0",
-    "eslint-plugin-import": "2.13.0",
+    "eslint": "5.5.0",
+    "eslint-config-standard": "12.0.0",
+    "eslint-plugin-import": "2.14.0",
     "eslint-plugin-markdown": "1.0.0-beta.6",
-    "eslint-plugin-node": "6.0.1",
-    "eslint-plugin-promise": "3.8.0",
-    "eslint-plugin-standard": "3.1.0",
+    "eslint-plugin-node": "7.0.1",
+    "eslint-plugin-promise": "4.0.1",
+    "eslint-plugin-standard": "4.0.0",
     "istanbul": "0.4.5",
     "mocha": "2.5.3",
     "supertest": "1.1.0"
diff --git a/test/test.js b/test/test.js
index 020a022..e19e539 100644
--- a/test/test.js
+++ b/test/test.js
@@ -20,7 +20,7 @@ describe('errorHandler()', function () {
   describe('status code', function () {
     describe('when non-error status code', function () {
       it('should set the status code to 500', function (done) {
-        var server = createServer({status: 200})
+        var server = createServer({ status: 200 })
         request(server)
           .get('/')
           .expect(500, done)
@@ -29,7 +29,7 @@ describe('errorHandler()', function () {
 
     describe('when err.status exists', function () {
       it('should set res.statusCode', function (done) {
-        var server = createServer({status: 404})
+        var server = createServer({ status: 404 })
         request(server)
           .get('/')
           .expect(404, done)
@@ -38,7 +38,7 @@ describe('errorHandler()', function () {
 
     describe('when err.statusCode exists', function () {
       it('should set res.statusCode', function (done) {
-        var server = createServer({statusCode: 404})
+        var server = createServer({ statusCode: 404 })
         request(server)
           .get('/')
           .expect(404, done)
@@ -47,7 +47,7 @@ describe('errorHandler()', function () {
 
     describe('when err.statusCode and err.status exist', function () {
       it('should prefer err.status', function (done) {
-        var server = createServer({statusCode: 400, status: 404})
+        var server = createServer({ statusCode: 400, status: 404 })
         request(server)
           .get('/')
           .expect(404, done)
@@ -89,7 +89,7 @@ describe('errorHandler()', function () {
 
     describe('when object', function () {
       it('should use util.inspect', function (done) {
-        var server = createServer({hop: 'pop'})
+        var server = createServer({ hop: 'pop' })
         request(server)
           .get('/')
           .set('Accept', 'text/plain')
@@ -99,7 +99,7 @@ describe('errorHandler()', function () {
 
     describe('with "toString" property', function () {
       it('should use "toString" value', function (done) {
-        var server = createServer({toString: function () { return 'boom!' }})
+        var server = createServer({ toString: function () { return 'boom!' } })
         request(server)
           .get('/')
           .set('Accept', 'text/plain')
@@ -243,7 +243,7 @@ describe('errorHandler()', function () {
 describe('errorHandler(options)', function () {
   describe('log', function () {
     it('should reject a string', function () {
-      assert.throws(errorHandler.bind(null, {log: 'yes, please'}), /option log must be/)
+      assert.throws(errorHandler.bind(null, { log: 'yes, please' }), /option log must be/)
     })
 
     describe('when "undefined"', function () {
@@ -319,7 +319,7 @@ describe('errorHandler(options)', function () {
       it('should write to console', function (done) {
         var cb = after(2, done)
         var error = new Error('boom!')
-        var server = createServer(error, {log: true})
+        var server = createServer(error, { log: true })
 
         console.error = function () {
           var log = util.format.apply(null, arguments)
@@ -351,7 +351,7 @@ describe('errorHandler(options)', function () {
 
       it('should not write to console', function (done) {
         var error = new Error('boom!')
-        var server = createServer(error, {log: false})
+        var server = createServer(error, { log: false })
 
         console.error = function () {
           var log = util.format.apply(null, arguments)
@@ -374,7 +374,7 @@ describe('errorHandler(options)', function () {
       it('should call function', function (done) {
         var cb = after(2, done)
         var error = new Error('boom!')
-        var server = createServer(error, {log: log})
+        var server = createServer(error, { log: log })
 
         function log (err, str, req, res) {
           assert.strictEqual(err, error)