diff --git a/.github/workflows/mdbook.yml b/.github/workflows/mdbook.yml
index 40b1fb4..36c3226 100644
--- a/.github/workflows/mdbook.yml
+++ b/.github/workflows/mdbook.yml
@@ -30,12 +30,14 @@ jobs:
     runs-on: ubuntu-latest
     env:
       MDBOOK_VERSION: 0.4.36
+      MERMAID_VERSION: 0.13.0
     steps:
       - uses: actions/checkout@v4
       - name: Install mdBook
         run: |
           curl --proto '=https' --tlsv1.2 https://sh.rustup.rs -sSf -y | sh
           rustup update
+          cargo install --version ${MERMAID_VERSION} mdbook-mermaid
           cargo install --version ${MDBOOK_VERSION} mdbook
       - name: Setup Pages
         id: pages