diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index eea5b71..3f7ff7d 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -1,9 +1,8 @@
 name: Deploy Sphinx documentation to Github pages
 
 on:
-  push:
-    branches:
-      - main
+  release:
+    types: [created]
 
 env:
   UV_SYSTEM_PYTHON: 1
@@ -21,9 +20,7 @@ jobs:
           python-version: 3.13
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v3
-        with:
-          version: "0.5.1"
+        uses: astral-sh/setup-uv@v5
 
       - name: Install dependencies
         run: uv pip install -e '.[docs]'
@@ -31,12 +28,12 @@ jobs:
       - name: Build docs
         run: sphinx-build docs ./docs/_build/html/
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: html-docs
           path: docs/_build/html/
 
-      - uses: peaceiris/actions-gh-pages@v3
+      - uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: docs/_build/html
diff --git a/docs/conf.py b/docs/conf.py
index 06f6cf3..fe419c7 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -19,7 +19,7 @@
 # -- Project information -----------------------------------------------------
 
 project = "centraldogma-python"
-copyright = "2017-2024, LINE Corporation"
+copyright = "2017-2025, LINE Corporation"
 author = "Central Dogma Team"