diff --git a/docs/release-notes.md b/docs/release-notes.md
index 37996aef5..9d867f110 100644
--- a/docs/release-notes.md
+++ b/docs/release-notes.md
@@ -1,5 +1,6 @@
 ## Latest changes
 
+* Add Mermaid JS support for diagrams in docs. Add first diagrams to [Dependencies: First Steps](https://fastapi.tiangolo.com/tutorial/dependencies/) and [Dependencies with `yield` and `HTTPException`](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-with-yield/#dependencies-with-yield-and-httpexception). PR [#985](https://github.com/tiangolo/fastapi/pull/985).
 * Update CI to run docs deployment in GitHub actions. PR [#983](https://github.com/tiangolo/fastapi/pull/983).
 * Allow `callable`s in *path operation functions*, like functions modified with `functools.partial`. PR [#977](https://github.com/tiangolo/fastapi/pull/977).