diff --git a/CHANGELOG.md b/CHANGELOG.md
index c1ffef4..b831ef4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,22 +2,26 @@ This project uses [**Break Versioning**](https://www.taoensso.com/break-versioni
 
 ---
 
-# `v1.0.0-alpha1` (2023-11-13)
+# `v1.0.0-beta1` (2024-MM-DD)
 
-> 📦 [Available on Clojars](https://clojars.org/com.taoensso/tempel/versions/1.0.0-alpha1), this project uses [Break Versioning](https://www.taoensso.com/break-versioning).
+> 📦 [Available on Clojars](https://clojars.org/com.taoensso/tempel/versions/1.0.0-beta1), this project uses [Break Versioning](https://www.taoensso.com/break-versioning).
 
-This is Tempel's first public pre-release.
+⚠️ **Please don't use this in production yet**, this release is intended for early testers and for those that would like to give feedback. Please report any unexpected problems and let me know if anything is unclear, inconvenient, etc. Now's the ideal time to get changes in. Thank you! 🙏
+
+## Changes since `v1.0.0-alpha1`
+
+* b38da78 [mod] Rename {:return :as-map} -> {:return :map}
 
-⚠️ **Please don't use this in production yet**, this release is intended for early testers and for those that would like to give feedback.
+## New since `v1.0.0-alpha1`
 
-Please report any unexpected problems and let me know if anything is unclear, inconvenient, etc. Now's the ideal time to get changes in. Thank you! 🙏
+* 674c849 [new] [#1] [#2] Add ChaCha20-Poly1305 AEAD cipher (@iarenaza)
 
-## Roadmap
+---
 
-Approximate timeline:
+# `v1.0.0-alpha1` (2023-11-13)
 
-- Jan 2024 - first beta release
-- Mar 2024 - first release candidate
-- May 2024 - first stable release
+> 📦 [Available on Clojars](https://clojars.org/com.taoensso/tempel/versions/1.0.0-alpha1), this project uses [Break Versioning](https://www.taoensso.com/break-versioning).
+
+This is Tempel's first public pre-release.
 
-\- [Peter Taoussanis](https://www.taoensso.com)
\ No newline at end of file
+⚠️ **Please don't use this in production yet**, this release is intended for early testers and for those that would like to give feedback. Please report any unexpected problems and let me know if anything is unclear, inconvenient, etc. Now's the ideal time to get changes in. Thank you! 🙏
\ No newline at end of file
diff --git a/README.md b/README.md
index 74d153e..66cfc13 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ It incorporates **best practices and reasonable defaults** to help simplify many
 
 ## Latest release/s
 
-- `2023-11-13` `1.0.0-alpha1`: [release notes](../../releases/tag/v1.0.0-alpha1)
+- `2024-MM-DD` `1.0.0-beta1`: [release notes](../../releases/tag/v1.0.0-beta1)
 
 [![Main tests][Main tests SVG]][Main tests URL]
 [![Graal tests][Graal tests SVG]][Graal tests URL]
@@ -35,12 +35,12 @@ Note that Tempel is [not intended](../../wiki/3-Faq#can-i-decrypt-tempel-data-wi
 
 Tempel has a fixed scope, and is **fully complete**. I'm happy with its design and implementation, and believe it meets all its objectives in its current form. I'm not anticipating significant changes.
 
-Still, given the sensitivity of the problem domain, I plan to approach Tempel's official stable release as a phased rollout to allow time for user feedback before locking things down:
+Still, given the sensitivity of the problem domain, I plan to approach Tempel's official stable release as a phased rollout to allow time for feedback before locking things down:
 
 | Phase | Date    | Release       | Appropriate for
 | :-:   | :--     | :--           | :--
-|  ➤    | 2023-11 | `v1.0-alpha`  | Dev/testing with disposable data
-|       | 2024-01 | `v1.0-beta`   | Dev/testing with disposable data
+|       | 2023-11 | `v1.0-alpha`  | Dev/testing with disposable data
+|  ➤    | 2024-01 | `v1.0-beta`   | Dev/testing with disposable data
 |       | 2024-03 | `v1.0-RC`     | Staging, with ephemeral or low-value data
 |       | 2024-05 | `v1.0` final  | Production, with real data
 
@@ -92,4 +92,4 @@ Licensed under [EPL 1.0](LICENSE.txt) (same as Clojure).
 [Main tests SVG]:  https://github.com/taoensso/tempel/actions/workflows/main-tests.yml/badge.svg
 [Main tests URL]:  https://github.com/taoensso/tempel/actions/workflows/main-tests.yml
 [Graal tests SVG]: https://github.com/taoensso/tempel/actions/workflows/graal-tests.yml/badge.svg
-[Graal tests URL]: https://github.com/taoensso/tempel/actions/workflows/graal-tests.yml
\ No newline at end of file
+[Graal tests URL]: https://github.com/taoensso/tempel/actions/workflows/graal-tests.yml