diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e8f84fa..541f8c0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,6 +28,7 @@ jobs:
       - run: pip install mkdocs-git-committers-plugin-2
       - run: pip install mkdocs-rss-plugin
       - run: pip install jieba
+      - run: pip install mkdocs-markdownextradata-plugin
       # - run: pip install "mkdocs-material[imaging]"
       # - run: pip install mkdocs-statistics-plugin 
       # - run: pip install mkdocs-rss-plugin