diff --git a/.github/workflows/close-pull-request.yaml b/.github/workflows/close-pull-request.yaml
new file mode 100644
index 0000000000..cc262d1c07
--- /dev/null
+++ b/.github/workflows/close-pull-request.yaml
@@ -0,0 +1,14 @@
+name: Close Pull Request
+
+on:
+  pull_request_target:
+    types: [opened]
+
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: superbrothers/close-pull-request@v3
+      with:
+        # Optional. Post a issue comment just before closing a pull request.
+        comment: "We do not accept PRs. Please use the [OpenLDAP Issue Tracker](https://bugs.openldap.org) to file issues."