Update README.md

Author: bep

README.md

@@ -43,7 +43,7 @@ Hugo is designed to work well for any kind of website including blogs, tumbles,
   <a href="https://www.linode.com/?utm_campaign=hugosponsor&utm_medium=banner&utm_source=hugogithub" target="_blank"><img src="https://raw.githubusercontent.com/gohugoio/gohugoioTheme/master/assets/images/sponsors/linode-logo_standard_light_medium.png" width="200" alt="Linode"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="https://buttercms.com/hugo-cms/?utm_campaign=sponsorship&utm_medium=banner&utm_source=hugogithub" target="_blank"><img src="https://raw.githubusercontent.com/gohugoio/gohugoioTheme/master/assets/images/sponsors/butter-dark.svg?sanitize=true" width="280" alt="ButterCMS"></a>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
-<a href="https://www.gravitykit.com/?ref=532&campaign=hugo&utm_campaign=hugosponsor&utm_medium=banner&utm_source=hugogithub" target="_blank"><img src="https://raw.githubusercontent.com/gohugoio/gohugoioTheme/master/assets/images/sponsors/graitykit-dark.svg?sanitize=true" width="160" alt="Gravity Kit"></a>
+<a href="https://bep.is/en/hugo-sponsor-2023-01/" target="_blank"><img src="https://raw.githubusercontent.com/gohugoio/gohugoioTheme/master/assets/images/sponsors/your-company-dark.svg?sanitize=true" width="160" alt="Your Company"></a>
 </p>
 <p>&nbsp;</p>