diff --git a/.github/workflows/build-book.yaml b/.github/workflows/build-book.yaml
index ff800de..ee69704 100644
--- a/.github/workflows/build-book.yaml
+++ b/.github/workflows/build-book.yaml
@@ -256,7 +256,7 @@ jobs:
           echo "--- 步骤 4: 更新主索引页面 (content/cn/_index.md) ---"
           TARGET_INDEX="$TARGET_CONTENT_DIR/_index.md"
           
-          FRONTMATTER="---\nlinkTitle: AI Daily\ntitle: AI Daily-AI资讯日报\nbreadcrumbs: false\ncomments: true"
+          FRONTMATTER="---\nlinkTitle: AI Daily\ntitle: AI Daily-AI资讯日报\nbreadcrumbs: false\ncomments: true\n"
           # The 'next' link should point to the second latest note, which is now an archived page.
           if [ -n "$SECOND_LATEST_NOTE" ] && [ "$LATEST_NOTE" != "$SECOND_LATEST_NOTE" ]; then # Ensure there IS a second latest note
             FILENAME_SECOND_LATEST=$(basename "$SECOND_LATEST_NOTE" .md)