diff --git a/.github/workflows/python-update-docs.yml b/.github/workflows/python-update-docs.yml
new file mode 100644
index 0000000..b2fbd3b
--- /dev/null
+++ b/.github/workflows/python-update-docs.yml
@@ -0,0 +1,34 @@
+# This workflow will install Python dependencies, executes generate_style_list script and update docs during workkflow
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+
+name: Update docs
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+
+jobs:
+  docs:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.8]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install --upgrade --upgrade-strategy eager --no-cache-dir .[docs]
+      - name: execute script
+        run: |
+          python ./docs/source/generate_style_list.py
+      - uses: EndBug/add-and-commit@v8
+        with:
+          default_author: github_actions
+          message: 'docs: update style list'
diff --git a/docs/source/generate_style_list.py b/docs/source/generate_style_list.py
index 6f258ce..0d1d59d 100644
--- a/docs/source/generate_style_list.py
+++ b/docs/source/generate_style_list.py
@@ -1,4 +1,5 @@
 import os
+__import__("sys").path.append(os.path.join(os.path.dirname(__file__), "..", ".."))
 from table2ascii import PresetStyle, table2ascii