diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..265c806
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,32 @@
+name: Theos CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: macos-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Prepare Theos
+      # Don't use @main in production, this repo is specifically for testing it.
+      uses: Randomblock1/theos-action@v1
+
+    - name: Build
+      run: |
+        make FINALPACKAGE=1 THEOS_PACKAGE_SCHEME=rootful
+        make FINALPACKAGE=1 THEOS_PACKAGE_SCHEME=rootless
+        # make FINALPACKAGE=1 THEOS_PACKAGE_SCHEME=roothide
+
+    - name: Upload packages
+      uses: actions/upload-artifact@v3
+      with:
+        name: packages
+        path: packages/*.deb
+