diff --git a/.github/workflows/mdbook.yml b/.github/workflows/mdbook.yml
index d8eec2e..0845fd0 100644
--- a/.github/workflows/mdbook.yml
+++ b/.github/workflows/mdbook.yml
@@ -44,7 +44,7 @@ jobs:
       - name: Install mdbook-admonish.
         run: |
           cargo install mdbook-admonish
-          mdbook-admonish install ./guide/book
+          mdbook-admonish install ./guide
       - name: Install mdbook-toc.
         run: |
           cargo install mdbook-toc