diff --git a/.github/workflows/pr-test.yml b/.github/workflows/pr-test.yml
new file mode 100644
index 000000000..de3583f3d
--- /dev/null
+++ b/.github/workflows/pr-test.yml
@@ -0,0 +1,26 @@
+on:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  pr-test:
+    runs-on: ${{ matrix.os.runs-on }}
+
+    strategy:
+      matrix:
+        os: 
+          - runs-on: windows-latest
+            arch: win-x64
+          - runs-on: macos-latest
+            arch: osx-x64
+          - runs-on: ubuntu-latest
+            arch: linux-x64
+
+    steps:
+    - uses: actions/checkout@v1
+
+    - name: restore
+      run: dotnet restore OpenUtau -r ${{ matrix.os.arch }}
+
+    - name: test
+      run: dotnet test OpenUtau.Test