diff --git a/.travis.yml b/.travis.yml
index 985b15c..a18175d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,6 @@ os:
   - windows
 language: node_js
 node_js:
+  - '14'
   - '12'
   - '10'
-  - '8'
diff --git a/package.json b/package.json
index 1180a90..ccdf5a4 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
 	"license": "MIT",
 	"repository": "imagemin/imagemin-optipng",
 	"engines": {
-		"node": ">=8"
+		"node": ">=10"
 	},
 	"scripts": {
 		"test": "xo && ava"
@@ -25,10 +25,10 @@
 	"dependencies": {
 		"exec-buffer": "^3.0.0",
 		"is-png": "^2.0.0",
-		"optipng-bin": "^6.0.0"
+		"optipng-bin": "^7.0.0"
 	},
 	"devDependencies": {
-		"ava": "^2.4.0",
-		"xo": "^0.25.3"
+		"ava": "^3.8.0",
+		"xo": "^0.30.0"
 	}
 }
diff --git a/test.js b/test.js
index 7009a2f..4a53ce7 100644
--- a/test.js
+++ b/test.js
@@ -1,8 +1,8 @@
-import fs from 'fs';
-import path from 'path';
-import isPng from 'is-png';
-import test from 'ava';
-import optipng from '.';
+const fs = require('fs');
+const path = require('path');
+const isPng = require('is-png');
+const test = require('ava');
+const optipng = require('.');
 
 const fixture = fs.readFileSync(path.join(__dirname, 'fixture.png'));
 const fixtureBroken = fs.readFileSync(path.join(__dirname, 'fixture_broken.png'));
@@ -14,7 +14,7 @@ test('optimize a PNG', async t => {
 });
 
 test('throw on empty input', async t => {
-	await t.throwsAsync(optipng()(), /Expected a buffer/);
+	await t.throwsAsync(optipng()(), {message: /Expected a buffer/});
 });
 
 test('bitDepthReduction option', async t => {