diff --git a/appveyor.yml b/appveyor.yml
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+# Test against the latest version of this Node.js version
+environment:
+  matrix:
+    - nodejs_version: "15"
+    - nodejs_version: "14"
+    - nodejs_version: "12"
+    - 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
+  # run tests
+  - npm test
+
+# Don't actually build.
+build: off