diff --git a/README.md b/README.md
index 3d903a1..db0f781 100644
--- a/README.md
+++ b/README.md
@@ -92,7 +92,7 @@ jobs:
         args: --gc --minify --cleanDestinationDir
 
     - name: deploy
-      uses: peaceiris/actions-gh-pages@v2.2.0
+      uses: peaceiris/actions-gh-pages@v2.3.0
       env:
         ACTIONS_DEPLOY_KEY: ${{ secrets.ACTIONS_DEPLOY_KEY }}
         PUBLISH_BRANCH: gh-pages
@@ -126,8 +126,8 @@ You can pull a public docker image from Docker Hub.
 By pulling docker images, you can reduce the overall execution time of your workflow. In addition, `latest` tag is provided.
 
 ```diff
-- uses: peaceiris/actions-gh-pages@v2.2.0
-+ uses: docker://peaceiris/gh-pages:v2.2.0
+- uses: peaceiris/actions-gh-pages@v2.3.0
++ uses: docker://peaceiris/gh-pages:v2.3.0
 ```
 
 - [peaceiris/gh-pages - Docker Hub](https://hub.docker.com/r/peaceiris/gh-pages)
@@ -167,7 +167,7 @@ For example:
 
 ```yaml
 - name: deploy
-  uses: peaceiris/actions-gh-pages@v2.2.0
+  uses: peaceiris/actions-gh-pages@v2.3.0
   env:
     ACTIONS_DEPLOY_KEY: ${{ secrets.ACTIONS_DEPLOY_KEY }}
     PUBLISH_BRANCH: gh-pages
@@ -217,7 +217,7 @@ jobs:
         npm run build
 
     - name: deploy
-      uses: peaceiris/actions-gh-pages@v2.2.0
+      uses: peaceiris/actions-gh-pages@v2.3.0
       env:
         ACTIONS_DEPLOY_KEY: ${{ secrets.ACTIONS_DEPLOY_KEY }}
         PUBLISH_BRANCH: gh-pages
@@ -265,7 +265,7 @@ jobs:
       run: npm run build
 
     - name: deploy
-      uses: peaceiris/actions-gh-pages@v2.2.0
+      uses: peaceiris/actions-gh-pages@v2.3.0
       env:
         ACTIONS_DEPLOY_KEY: ${{ secrets.ACTIONS_DEPLOY_KEY }}
         PUBLISH_BRANCH: gh-pages
@@ -315,7 +315,7 @@ jobs:
       run: touch ./out/.nojekyll
 
     - name: deploy
-      uses: peaceiris/actions-gh-pages@v2.2.0
+      uses: peaceiris/actions-gh-pages@v2.3.0
       env:
         ACTIONS_DEPLOY_KEY: ${{ secrets.ACTIONS_DEPLOY_KEY }}
         PUBLISH_BRANCH: gh-pages
@@ -362,7 +362,7 @@ jobs:
       run: npm run generate
 
     - name: deploy
-      uses: peaceiris/actions-gh-pages@v2.2.0
+      uses: peaceiris/actions-gh-pages@v2.3.0
       env:
         ACTIONS_DEPLOY_KEY: ${{ secrets.ACTIONS_DEPLOY_KEY }}
         PUBLISH_BRANCH: gh-pages
@@ -410,7 +410,7 @@ jobs:
       run: mkdocs build
 
     - name: Deploy
-      uses: peaceiris/actions-gh-pages@v2.2.0
+      uses: peaceiris/actions-gh-pages@v2.3.0
       env:
         ACTIONS_DEPLOY_KEY: ${{ secrets.ACTIONS_DEPLOY_KEY }}
         PUBLISH_BRANCH: gh-pages