diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a9ee5db..9fd98cf 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
       - uses: actions/setup-python@v2
         with:
           python-version: 3.x
-      - run: pip install mkdocs-material mkdocs-render-swagger-plugin
+      - run: pip install mkdocs-material mkdocs-render-swagger-plugin mkdocs-section-index
       - run: mkdocs build
       - run: echo docs.fosscord.com >> site/CNAME
       - name: Deploy 🚀