diff --git a/.travis.yml b/.travis.yml
index 980b1797..0508a268 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,16 +12,16 @@ node_js:
   - "12"
 
 env:
-  - ESLINT_VERSION=4
   - ESLINT_VERSION=5
+#  - ESLINT_VERSION=6
 
 matrix:
   exclude:
     # Reduce build jobs.
     - os: osx
-      env: ESLINT_VERSION=4
+      env: ESLINT_VERSION=6
     - os: windows
-      env: ESLINT_VERSION=4
+      env: ESLINT_VERSION=6
 
 before_script:
   - npm i --no-save async
diff --git a/README.md b/README.md
index e020af34..8c6d22ee 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ $ npm install --save-dev eslint eslint-plugin-node
 ```
 
 - Requires Node.js `>=8.10.0`
-- Requires ESLint `>=4.19.1` (`plugin:node/recommended` preset requires `>=5.0.0`)
+- Requires ESLint `>=5.16.0`
 
 **Note:** It recommends a use of [the "engines" field of package.json](https://docs.npmjs.com/files/package.json#engines). The "engines" field is used by `node/no-unsupported-features/*` rules.
 
diff --git a/package.json b/package.json
index d3643b0e..91f782e2 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "lib"
   ],
   "peerDependencies": {
-    "eslint": ">=4.19.1"
+    "eslint": ">=5.16.0"
   },
   "dependencies": {
     "eslint-plugin-es": "^1.4.0",