diff --git a/CHANGELOG.md b/CHANGELOG.md
index 008c8afef15c994b5238daaf110f5c519c047f36..216d17fc344a5773b94dd7fccab4f3629a6754f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,9 @@ Note that since we don't clearly distinguish between a public and private interf
 
 ## [Unreleased]
 
+
+## [v2.2.3] - 2021-08-25
+
 - Add ``invertCantorPairing`` helper function
 - Add ``Mesh`` processing helper ``.smoothEdges``
 - Smooth border of molecular-surface with ``includeParent`` enabled