diff --git a/generate_directory_index.py b/generate_directory_index.py
index 5966ee3d..123db96c 100644
--- a/generate_directory_index.py
+++ b/generate_directory_index.py
@@ -41,10 +41,12 @@ def generate_markdown_index(base_path, current_path='.', level=0, exclude_dirs=N
                 markdown += generate_markdown_index(base_path, relative_path, level + 1, exclude_dirs)
             else:
                 indent = '  ' * level
-                # 不包含 README.md 的目录，仅显示目录名称，不包含链接
-                markdown += f"{indent}- 📁 {item}/\n"
                 # 递归查找子目录
-                markdown += generate_markdown_index(base_path, relative_path, level + 1, exclude_dirs)
+                sub=generate_markdown_index(base_path, relative_path, level + 1, exclude_dirs)
+                if sub and sub != "":
+                    # 不包含 README.md 的目录，仅显示目录名称，不包含链接，并且需要在子目录有内容的情况下才显示
+                    markdown += f"{indent}- 📁 {item}/\n"
+                    markdown += sub
         elif os.path.isfile(item_path) and is_markdown_file(item) and item.lower() != 'readme.md':
             indent = '  ' * level
             # 文件名不包含后缀