diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index fcb472962e0..da4e9a6a270 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Setup mdBook
         uses: peaceiris/actions-mdbook@v1
         with:
-          mdbook-version: "0.4.10"
+          mdbook-version: "0.4.19"
 
       - name: Prepare tag
         id: prepare_tag