diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9dc9b8124..a641ac3d52 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## v2.66.5 - 2024-10-15
+
+[Full Changelog](https://github.com/ORCID/ORCID-Source/compare/v2.66.4...v2.66.5)
+
 ## v2.66.4 - 2024-10-11
 
 [Full Changelog](https://github.com/ORCID/ORCID-Source/compare/v2.66.3...v2.66.4)