diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 171af3f..19d0faf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,8 +18,9 @@ jobs:
       - run: npm run type-check
       - run: npm run coverage
 
-      - run: npm i coverage-badges-cli -g
+      - run: npm i coverage-badges-cli markdown-to-html-cli -g
       - run: coverage-badges
+      - run: markdown-to-html --output coverage/index.html
 
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3