diff --git a/.github/workflows/ci-docs.yml b/.github/workflows/ci-docs.yml
new file mode 100644
index 0000000..02482d4
--- /dev/null
+++ b/.github/workflows/ci-docs.yml
@@ -0,0 +1,27 @@
+name: Update Documentation
+
+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - 'action.yml'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+
+    - run: npm install -g action-docs
+
+    - run: action-docs -u
+
+    - name: Update README.md file
+      uses: test-room-7/action-update-file@v1
+      if: github.event_name == 'pull_request'
+      with:
+        file-path: README.md
+        commit-msg: Update github actions documentation
+        github-token: ${{ github.token }}
+        branch: ${{ github.head_ref }}
\ No newline at end of file
diff --git a/action.yml b/action.yml
index 5b13eb1..f3e8e51 100644
--- a/action.yml
+++ b/action.yml
@@ -13,12 +13,14 @@ outputs:
   paths_changed:
     description: >
       List of changed paths, example:
+
       ```
       ["dist", "dist/data"]
       ```
   file_changed:
     description: >
       List of changed files, example:
+
       ```
       ["dist/main.tf", "dist/index.js"]
       ```