diff --git a/.github/labeler.yml b/.github/labeler.yml
new file mode 100644
index 0000000..634bc01
--- /dev/null
+++ b/.github/labeler.yml
@@ -0,0 +1,5 @@
+schema-update:
+  - all:
+    - base-branch: 'main'
+    - changed-files:
+      - any-glob-to-any-file: 'internal/genpyxis/{schema.graphql,generated.go}'
diff --git a/.github/workflows/label-pull-request.yaml b/.github/workflows/label-pull-request.yaml
new file mode 100644
index 0000000..9696da1
--- /dev/null
+++ b/.github/workflows/label-pull-request.yaml
@@ -0,0 +1,18 @@
+name: Label pull request
+
+on:
+  pull_request_target:
+    branches:
+      - main
+
+jobs:
+  labeler:
+    name: Apply labels
+    permissions:
+      contents: read
+      pull-requests: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/labeler@v5
+        with:
+          sync-labels: true