diff --git a/.github/workflows/pr-test.yml b/.github/workflows/pr-test.yml
new file mode 100644
index 0000000..481659b
--- /dev/null
+++ b/.github/workflows/pr-test.yml
@@ -0,0 +1,18 @@
+name: PR Test
+
+on:
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Install deps
+      run: |
+        sudo apt update
+        sudo apt install build-essential qemu-system-x86 make ovmf -y
+    - name: Build OS
+      run: make all -j$(nproc)