diff --git a/.github/workflows/formatting.yml b/.github/workflows/formatting.yml
new file mode 100644
index 0000000..fc95b1f
--- /dev/null
+++ b/.github/workflows/formatting.yml
@@ -0,0 +1,28 @@
+name: Check formatting
+
+on:
+  pull_request:
+    branches:
+      - main
+
+concurrency:
+  cancel-in-progress: true
+  group: ${{ github.workflow }}-${{ github.ref }}
+
+jobs:
+  check-formatting:
+    runs-on: linux
+    steps:
+      - uses: actions/checkout@v44
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: 17
+      - uses: gradle/actions/setup-gradle@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - name: Run formatting check
+        run: ./gradlew spotlessCheck
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