diff --git a/src/python/pants/notes/2.12.x.md b/src/python/pants/notes/2.12.x.md
index ebb7152a554..9a450e023f0 100644
--- a/src/python/pants/notes/2.12.x.md
+++ b/src/python/pants/notes/2.12.x.md
@@ -1,5 +1,33 @@
 # 2.12.x Release Series
 
+## 2.12.1rc0 (Jul 14, 2022)
+
+### User API Changes
+
+* Fix poetry locks missing hashes. (Cherry-pick of #16112) ([#16114](https://github.com/pantsbuild/pants/pull/16114))
+
+### Bug fixes
+
+* Fix defaulting of parameters in explicitly specified deps on `parametrize`d targets for AsyncFieldMixin (Cherry-pick of #16176) ([#16179](https://github.com/pantsbuild/pants/pull/16179))
+
+* Improve memoization of interpreter constraints, Python parsing, and request classes (Cherry-pick of #16141) ([#16153](https://github.com/pantsbuild/pants/pull/16153))
+
+* Fix pantsd TTY handling. (Cherry-pick of #16038) ([#16047](https://github.com/pantsbuild/pants/pull/16047))
+
+### Documentation
+
+* Updates installation docs to refer to the 1-step setup script (Cherry-picks of #16149) ([#16157](https://github.com/pantsbuild/pants/pull/16157))
+
+* Add 2.12 changelog to docsite (cherrypick #16136) ([#16138](https://github.com/pantsbuild/pants/pull/16138))
+
+* Update docs with 2.12 changes: default Pex lockfile generator, `pants.toml` env var interpolation, pip VCS requirements, and Python interpreter constraints (Cherry-pick of #16000) ([#16059](https://github.com/pantsbuild/pants/pull/16059))
+
+* Fix CI provider table rendering. (cherrypick of #16051) ([#16061](https://github.com/pantsbuild/pants/pull/16061))
+
+* Document Docker registries configuration options for `skip_push` and `extra_image_tags`. (Cherry-pick of #16015) ([#16021](https://github.com/pantsbuild/pants/pull/16021))
+
+* Bump 2.12 install version ([#16002](https://github.com/pantsbuild/pants/pull/16002))
+
 ## 2.12.0 (Jun 28, 2022)
 
 The first stable release of the `2.12.x` series, with only documentation changes since the previous `rc`!