related

README.md

@@ -28,7 +28,7 @@ sup:
 
 ## Related
 
-- [hexo-filter-sub](https://github.com/bubkoo/hexo-filter-sub) Subscript (<sup>) tag filter for hexo.
+- [hexo-filter-sub](https://github.com/bubkoo/hexo-filter-sub) Subscript (`<sup>`) tag filter for hexo.
 
- [hexo-filter-fenced-code](https://github.com/bubkoo/hexo-filter-fenced-code) Extend syntax for the native fenced code block.
 
- [hexo-toc](https://github.com/bubkoo/hexo-toc) Insert a markdown TOC before posts be rendered.

 - [hexo-theme-formula](https://github.com/bubkoo/hexo-theme-formula) A hexo theme base on jade and less.