How To Add the nofollow Attribute to Category Specific Links

Snippets by IsItWP

Are you looking for a way to add the nofollow attribute to category specific links? This snippet will add the rel="nofollow" attribute to links to the specified category within the post content.


  1. Add this code to your theme’s functions.php file or in a site-specific plugin
  2. Change the category id in line 3 to the category to which you want to add the nofollow attribute.
function nofollow_cat_posts($text) {
global $post;
        if( in_category(1) ) { // SET CATEGORY ID HERE
                $text = stripslashes(wp_rel_nofollow($text));
        return $text;
add_filter('the_content', 'nofollow_cat_posts');

Note: If this is your first time adding code snippets in WordPress, then please refer to our guide on how to properly copy / paste code snippets in WordPress, so you don’t accidentally break your site.

If you liked this code snippet, please consider checking out our other articles on the site like: 9 Best SEO Tools to Grow Your Website Traffic, FAST!

Comments   Leave a Reply

  1. How to add more categories?

    1. You could change line 3 to include an OR clause:

      if( in_category(1) || in_category(2)) { // Etc.

  2. How to add nofollow attribute just to specific link?

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