diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index c1f3571..2c3abd8 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup mdBook
-        uses: peaceiris/actions-mdbook@v1
+        uses: peaceiris/actions-mdbook@v2
         with:
           mdbook-version: 'latest'