diff --git a/README.md b/README.md
index bcb18d1d..aaa06e98 100644
--- a/README.md
+++ b/README.md
@@ -137,6 +137,10 @@ Use Matrix as transport and storage of Yjs updates, so you can focus building
 your client app and Matrix can provide powerful features like Authentication,
 Authorization, Federation, hosting (self-hosting or SaaS) and even End-to-End
 Encryption (E2EE).
+</dd>
+  <dt><a href="https://github.com/MaxNoetzold/y-mongodb-provider">y-mongodb-provider</a></dt>
+  <dd>
+Adds persistent storage to a server with MongoDB. Can be used with the y-websocket provider.
 </dd>
 </dl>