diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..f38d657
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,27 @@
+name: Parser tests
+
+on:
+  push:
+  pull_request:
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: Test on Java 20
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Set up Java 20
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: '20'
+          cache: maven
+
+      - name: Run parser tests
+        run: mvn --batch-mode --fail-at-end clean test