diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e7efb7f2..856f64fa5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.1.21] - 2024-07-24Z
+
 - Added support for paid/authenticated relays (NIP-42).
 - Fixed a bug where publishing a note to one relay would publish to all relays.
 - Fix a bug where multiple connections could be opened with the same relay.