diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 2f2b8bc..c0e7748 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -35,7 +35,7 @@ jobs:
         shell: bash
 
       - name: Setup mdBook
-        uses: peaceiris/actions-mdbook@v1
+        uses: peaceiris/actions-mdbook@v2
         with:
           mdbook-version: '0.4.32'