diff --git a/CHANGES.md b/CHANGES.md
index 85fc9f4f..477834ca 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,7 @@
+## v0.17.2 (2023-09-24)
+
+* tls-eio: update to eio 0.12 (#479 @talex5)
+
 ## v0.17.1 (2023-07-03)
 
 * tls-async: update to 0.16 series (#476 @tmcgilchrist, review by @torinnd)