diff --git a/README.md b/README.md
index c8bebc6..32d3014 100644
--- a/README.md
+++ b/README.md
@@ -321,6 +321,7 @@ You don't have to do anything manually!
 1. acme-dns (https://github.com/joohoi/acme-dns)
 1. TELE3 (https://www.tele3.cz)
 1. EUSERV.EU (https://www.euserv.eu)
+1. Plesk XML API (https://www.plesk.com)
 
 And: