diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1d6d61bf1..55d64b6a4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,7 +1,6 @@
 name: ci
 
 on:
-  pull_request:
   push:
     branches:
       - main
diff --git a/.github/workflows/ci_pr.yml b/.github/workflows/ci_pr.yml
new file mode 100644
index 000000000..4ed84a46f
--- /dev/null
+++ b/.github/workflows/ci_pr.yml
@@ -0,0 +1,29 @@
+name: ci
+
+on:
+  pull_request:
+
+jobs:
+  test:
+    runs-on: "${{ matrix.os }}"
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-python@v2
+      with:
+        python-version: "3.10"
+        architecture: 'x64'
+    - name: install
+      run: |
+        pip3 install --upgrade pip
+        make install
+    - name: test
+      run: |
+        make install-dev
+        python3 -m pytest --doctest-modules --verbose pgx tests/test_*.py --ignore=pgx/experimental --cov=pgx --cov-report=term-missing --cov-report=html
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v3
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}