diff --git a/docs/release-notes.md b/docs/release-notes.md
index 173dccb0e..e3448ed26 100644
--- a/docs/release-notes.md
+++ b/docs/release-notes.md
@@ -1,5 +1,7 @@
 ## Latest changes
 
+* Remove `Pipfile.lock` from the repository as it is only used by FastAPI contributors (developers of FastAPI itself). See the PR for more details. PR [#340](https://github.com/tiangolo/fastapi/pull/340).
+
 * Update section about [Help FastAPI - Get Help](https://fastapi.tiangolo.com/help-fastapi/). PR [#339](https://github.com/tiangolo/fastapi/pull/339).
 
 * Refine internal type declarations to improve/remove Mypy errors in users' code. PR [#338](https://github.com/tiangolo/fastapi/pull/338).