diff --git a/.github/workflows/book.yml b/.github/workflows/book.yml
index cf6f87d..523be8b 100644
--- a/.github/workflows/book.yml
+++ b/.github/workflows/book.yml
@@ -51,4 +51,4 @@ jobs:
       pages: write
 
     steps:
-      - uses: cvxgrp/.github/actions/book@v2.0.17
+      - uses: cvxgrp/.github/actions/book@v2.1.0