diff --git a/.github/workflows/diff.yml b/.github/workflows/diff.yml
index 951a61c..4953e72 100644
--- a/.github/workflows/diff.yml
+++ b/.github/workflows/diff.yml
@@ -51,13 +51,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
+      - name: Apply overlay to API document
+        run: |
+          npx bump-cli overlay apis/greenly-openapi-source.json overlays/greenly-remove-operation.yaml > tmp/greenly-openapi-public.json
       - name: Comment pull request with API diff
         uses: bump-sh/github-action@v1
         with:
           doc: greenly
           token: ${{ secrets.GREENLY_BUMP_TOKEN }}
-          file: apis/greenly-openapi-source.json
+          file: tmp/greenly-openapi-public.json
           command: diff
         env:
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
diff --git a/overlays/greenly-remove-operation.yaml b/overlays/greenly-remove-operation.yaml
new file mode 100644
index 0000000..f77994a
--- /dev/null
+++ b/overlays/greenly-remove-operation.yaml
@@ -0,0 +1,8 @@
+overlay: 1.0.0
+info:
+  title: Remove all get operations
+  version: 0.0.1
+actions:
+  - target: '$.paths.*.get'
+    description: remove first operation
+    remove: true
diff --git a/tmp/.gitkeep b/tmp/.gitkeep
new file mode 100644
index 0000000..e69de29