diff --git a/ACKNOWLEDGEMENTS.md b/ACKNOWLEDGEMENTS.md
index c2f0b7a..dd205c8 100644
--- a/ACKNOWLEDGEMENTS.md
+++ b/ACKNOWLEDGEMENTS.md
@@ -2,9 +2,10 @@
 
 - <https://github.com/WhatsApp/WhatsApp-Nodejs-SDK> for the base source code of
   this SDK.
-- <https://github.com/MarcosNicolau/whatsapp-business-sdk> and
-  <https://github.com/emingure/whatsapp-business-api-ts> for some of the types
-  used in this SDK.
+- <https://github.com/MarcosNicolau/whatsapp-business-sdk>,
+  <https://github.com/emingure/whatsapp-business-api-ts>, and
+  <https://github.com/Lexuil/ws-cloud-api> for some of the types used in this
+  SDK.
 - <https://business.whatsapp.com/products/business-platform/>
 - <https://gist.github.com/sindresorhus/a39789f98801d908bbc7ff3ecc99d99c> for
   some useful information about ESM+CJS interoperability.