diff --git a/.github/workflows/mdbook.yml b/.github/workflows/mdbook.yml
index 02b91d0e5..b97d291c9 100644
--- a/.github/workflows/mdbook.yml
+++ b/.github/workflows/mdbook.yml
@@ -28,11 +28,15 @@ jobs:
     env:
       MDBOOK_VERSION: 0.4.21
     steps:
+      - name: Set up Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+          profile: minimal
       - 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 ${MDBOOK_VERSION} mdbook
       - name: Setup Pages
         id: pages