diff --git a/.github/workflows/deploy_bookdown.yml b/.github/workflows/deploy_bookdown.yml
index 5da5141..72d63fb 100644
--- a/.github/workflows/deploy_bookdown.yml
+++ b/.github/workflows/deploy_bookdown.yml
@@ -20,6 +20,8 @@ jobs:
       - uses: r-lib/actions/setup-renv@v1
         with:
           cache-version: 1
+      - name: Install Noto CJK fonts
+        run: sudo apt-get install -y fonts-noto-cjk
       - name: Render Book
         run: make
       - uses: actions/upload-artifact@v1