diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
new file mode 100644
index 0000000..d9e8aa8
--- /dev/null
+++ b/.github/workflows/nodejs.yml
@@ -0,0 +1,25 @@
+name: build
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20.x]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: npm install, build, and test
+      run: |
+        npm install
+        npm test
+      env:
+        CI: true
diff --git a/.gitignore b/.gitignore
index 8e44777..aada0ce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 # babel dist
 /lib
+*.lcov
 
 # Numerous always-ignore extensions
 *.bak
diff --git a/.npmignore b/.npmignore
deleted file mode 100644
index 73c8d22..0000000
--- a/.npmignore
+++ /dev/null
@@ -1,5 +0,0 @@
-/src
-.travis.yml
-.appveyor.yml
-.babelrc
-.editorconfig
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index a8955e4..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,6 +0,0 @@
-language: node_js
-sudo: false
-node_js:
-  - "6"
-  - "8"
-  - "10"
diff --git a/README.md b/README.md
index 92147bc..658d569 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/kaelzhang/node-glob-gitignore.svg?branch=master)](https://travis-ci.org/kaelzhang/node-glob-gitignore)
+[![Build Status](https://github.com/kaelzhang/node-glob-gitignore/actions/workflows/nodejs.yml/badge.svg)](https://github.com/kaelzhang/node-glob-gitignore/actions/workflows/nodejs.yml)
 <!-- optional appveyor tst
 [![Windows Build Status](https://ci.appveyor.com/api/projects/status/github/kaelzhang/node-glob-gitignore?branch=master&svg=true)](https://ci.appveyor.com/project/kaelzhang/node-glob-gitignore)
 -->
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 85b6d85..0000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-# Test against this version of Node.js
-environment:
-  matrix:
-  - nodejs_version: "6"
-  - nodejs_version: "8"
-  - nodejs_version: "10"
-
-# Install scripts. (runs after repo cloning)
-install:
-  # Get the latest stable version of Node.js or io.js
-  - ps: Install-Product node $env:nodejs_version
-  # install modules
-  - npm install
-
-# Post-install test scripts.
-test_script:
-  # Output useful info for debugging.
-  - node --version
-  - npm --version
-  - npm test
-
-# Don't actually build.
-build: off
diff --git a/package.json b/package.json
index 06ee65c..8072b00 100644
--- a/package.json
+++ b/package.json
@@ -4,13 +4,14 @@
   "description": "Extends `glob` with support for filtering files according to gitignore rules and exposes an optional Promise API with NO performance issues",
   "main": "src/index.js",
   "scripts": {
-    "test": "nyc ava --timeout=10s",
-    "test-no-report": "NODE_DEBUG=ignore-nested nyc ava --timeout=10s --verbose",
+    "test": "nyc ava --timeout=10s --no-worker-threads",
+    "test-no-report": "NODE_DEBUG=ignore-nested nyc ava --timeout=10s --verbose --no-worker-threads",
     "lint": "eslint .",
     "posttest": "nyc report --reporter=text-lcov > coverage.lcov && codecov"
   },
   "files": [
-    "src/"
+    "src/",
+    "LICENSE"
   ],
   "repository": {
     "type": "git",
@@ -35,20 +36,23 @@
     "url": "https://github.com/kaelzhang/node-glob-gitignore/issues"
   },
   "ava": {
-    "babel": false
+    "files": [
+      "test/*.js"
+    ]
   },
   "devDependencies": {
-    "ava": "^1.2.1",
-    "codecov": "^3.2.0",
-    "eslint": "^5.14.1",
-    "eslint-config-ostai": "^1.4.0",
-    "eslint-plugin-import": "^2.16.0",
-    "nyc": "^13.3.0"
+    "ava": "^4.0.1",
+    "codecov": "^3.0.2",
+    "nyc": "^12.0.2",
+    "eslint-config-ostai": "^1.1.0",
+    "eslint-plugin-import": "^2.13.0",
+    "eslint": "^5.1.0"
   },
   "dependencies": {
-    "glob": "^7.1.3",
-    "ignore": "^5.0.5",
-    "lodash": "4.x",
+    "glob": "^7.1.2",
+    "ignore": "^5.0.0",
+    "lodash.difference": "^4.5.0",
+    "lodash.union": "^4.6.0",
     "make-array": "^1.0.5",
     "util.inherits": "^1.0.3"
   }