diff --git a/.travis.yml b/.travis.yml
index 2d5d9de8..2cabacb3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,7 +23,7 @@ before_install:
 
   # 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"
diff --git a/README.md b/README.md
index 8892e5b7..680ece87 100644
--- a/README.md
+++ b/README.md
@@ -151,7 +151,7 @@ var compression = require('compression')
 var express = require('express')
 
 var app = express()
-app.use(compression({filter: shouldCompress}))
+app.use(compression({ filter: shouldCompress }))
 
 function shouldCompress (req, res) {
   if (req.headers['x-no-compression']) {
diff --git a/package.json b/package.json
index 44123bed..0c42a360 100644
--- a/package.json
+++ b/package.json
@@ -19,13 +19,13 @@
   },
   "devDependencies": {
     "after": "0.8.2",
-    "eslint": "4.19.1",
-    "eslint-config-standard": "11.0.0",
-    "eslint-plugin-import": "2.13.0",
+    "eslint": "5.4.0",
+    "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": "4.0.0",
+    "eslint-plugin-standard": "4.0.0",
     "istanbul": "0.4.5",
     "mocha": "2.5.3",
     "supertest": "1.1.0"