diff --git a/CHANGELOG.md b/CHANGELOG.md
index ab68cc2..50422ea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,11 @@
 This changelog is generated by `changelog.py` using manually added semantic version tags to classify commits as breaking changes, additions or fixes.
 
 
+### [v21.27.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.27.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v21.26.0...v21.27.0 "diff with v21.26.0")
+*   2024-09-13 [`6da8452`](https://github.com/nophead/NopSCADlib/commit/6da845215bd2a4c3b7dc8a022579947cef27b8b8 "show commit") [C.P.](# "Chris Palmer") Updated readme.
+
+*   2024-09-10 [`7fe5aaa`](https://github.com/nophead/NopSCADlib/commit/7fe5aaac22283c453b2c2e5a2239b65ddd4320c1 "show commit") [D.T.](# "Daniel Trnka") Added DCONN37 connector
+
 ### [v21.26.0](https://github.com/nophead/NopSCADlib/releases/tag/v21.26.0 "show release") Additions [...](https://github.com/nophead/NopSCADlib/compare/v21.25.0...v21.26.0 "diff with v21.25.0")
 *   2024-09-02 [`4f073f9`](https://github.com/nophead/NopSCADlib/commit/4f073f97e815e5c0b469a07d20526f7e2b88d79d "show commit") [C.P.](# "Chris Palmer") Added `rod_ends.scad` to `lib.scad` and `lib_test.scad`.
 Fixed `rod_end` colours.