diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..dc1ca463
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,26 @@
+name: Node.js CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: windows-latest
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+      - run: yarn install
+        env:
+          CI: true
+      - run: yarn test
+        env:
+          CI: true
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 085929e1..00000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-environment:
-  nodejs_version: "10"
-cache:
-  - '%LOCALAPPDATA%\Yarn -> appveyor.yml'
-  - node_modules -> yarn.lock
-
-install:
-  - ps: Install-Product node $env:nodejs_version x64
-  - yarn add -D nyc@11 @oclif/nyc-config@0
-test_script:
-  - .\node_modules\.bin\nyc --nycrc-path node_modules/@oclif/nyc-config/.nycrc yarn test
-after_test:
-  - .\node_modules\.bin\nyc --nycrc-path node_modules/@oclif/nyc-config/.nycrc report --reporter text-lcov > coverage.lcov
-  - ps: |
-      $env:PATH = 'C:\msys64\usr\bin;' + $env:PATH
-      Invoke-WebRequest -Uri 'https://codecov.io/bash' -OutFile codecov.sh
-      bash codecov.sh
-
-build: off
-skip_branch_with_pr: true