diff --git a/.github/workflows/book.yml b/.github/workflows/book.yml
index 1e897820..c657123a 100644
--- a/.github/workflows/book.yml
+++ b/.github/workflows/book.yml
@@ -19,7 +19,7 @@ jobs:
         make book
 
     - name: GitHub Pages action
-      uses: JamesIves/github-pages-deploy-action@v4.6.4
+      uses: JamesIves/github-pages-deploy-action@v4.6.8
       with:
         branch: gh-pages
         folder: book/_build/html