// Force the www. RewriteEngine On RewriteCond %{HTTP_HOST} ^your-site.com [NC] RewriteRule ^(.*)$ http://www.your-site.com/$1 [L,R=301] // Remove the www. RewriteEngine On RewriteCond %{HTTP_HOST} !^your-site.com$ [NC] RewriteRule ^(.*)$ http://your-site.com/$1 [L,R=301]