diff --git a/readme.md b/readme.md
index 780fbd457..76a00f03d 100644
--- a/readme.md
+++ b/readme.md
@@ -149,7 +149,8 @@ Support this project by becoming a sponsor. Your logo will show up here with a l
 <a title="Slotozilla website" href="https://www.slotozilla.com/nz/free-spins" target="_blank"><img alt="Slotozilla" src="https://carbon.nesbot.com/docs/sponsors/slotozilla.png" width="42" height="42"></a>
 <a title="Fortune Tiger" href="https://fortune-tiger-br.com/?utm_source=opencollective&amp;utm_medium=github&amp;utm_campaign=Carbon" target="_blank"><img alt="Fortune Tiger" src="https://opencollective-production.s3.us-west-1.amazonaws.com/account-avatar/88904f4a-f997-49e8-8fd4-5068acc85a98/fortune-tiger-slot-281-img-2.webp" width="42" height="42"></a>
 <a title="Per tutte le ultime notizie sul gioco d&#039;azzardo Non AAMS, le recensioni e i bonus di iscrizione." href="https://casinononaams.online?utm_source=opencollective&amp;utm_medium=github&amp;utm_campaign=Carbon" target="_blank"><img alt="casino non aams" src="https://opencollective-production.s3.us-west-1.amazonaws.com/account-avatar/c60b92d1-590c-48a5-9527-fb0909431a86/casino%20non%20aams%20icon.jpg" width="42" height="42"></a>
-<a title="Credit Zaim" href="https://creditzaim.com.ua/?utm_source=opencollective&amp;utm_medium=github&amp;utm_campaign=Carbon" target="_blank"><img alt="Credit Zaim" src="https://opencollective-production.s3.us-west-1.amazonaws.com/account-avatar/a856ed4e-651d-47c9-aa7a-98059423b3a6/creditzaim_logo.png" width="42" height="42"></a><!-- </open-collective-sponsors> -->
+<a title="Credit Zaim" href="https://creditzaim.com.ua/?utm_source=opencollective&amp;utm_medium=github&amp;utm_campaign=Carbon" target="_blank"><img alt="Credit Zaim" src="https://opencollective-production.s3.us-west-1.amazonaws.com/account-avatar/a856ed4e-651d-47c9-aa7a-98059423b3a6/creditzaim_logo.png" width="42" height="42"></a>
+<a title="Our expert team of consultants provides the support and guidance you need to claim the R&amp;D tax credits." href="https://rdtaxcredits.uk?utm_source=opencollective&amp;utm_medium=github&amp;utm_campaign=Carbon" target="_blank"><img alt="R&amp;D Tax Credits UK" src="https://opencollective-production.s3.us-west-1.amazonaws.com/account-avatar/37df1ec2-aa54-4900-b194-f0951e94dfdb/r%26dtax%20credits%20uk%20-%20sq.png" width="42" height="42"></a><!-- </open-collective-sponsors> -->
 
 [[See all](https://carbon.nesbot.com/#sponsors)]
 [[Become a sponsor via OpenCollective](https://opencollective.com/Carbon#sponsor)]