diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57d4b91..afa0725 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.13.0] - 2024-09-04
+
+### Additions
+
+* Support [secp256k1-based DHKEM](https://www.ietf.org/archive/id/draft-wahby-cfrg-hpke-kem-secp256k1-01.html) with libsecp256k1 C bindings via rust-bitcoin's [`secp256k1`](https://crates.io/crates/secp256k1) crate. Enable it using the `secp` feature.
+
+### Changes
+
+* Removed `k256`, `x25519`, `p256`, `p384`, and `p521` features
+* Removed AesGcm AEAD schemes since bitcoin uses only ChaCha20Poly1305
+
+
 ## [0.12.0] - 2024-07-03
 
 ### Additions
diff --git a/Cargo.toml b/Cargo.toml
index 31bba62..62706e0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ repository = "https://github.com/payjoin/bitcoin-hpke"
 documentation = "https://docs.rs/bitcoin-hpke"
 description = "An implementation of the HPKE hybrid encryption standard (RFC 9180) on libsecp256k1"
 readme = "README.md"
-version = "0.12.0"
+version = "0.13.0"
 authors = ["Dan Gould <d@ngould.dev>"]
 edition = "2021"
 license = "MIT/Apache-2.0"