diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1f39bcc97..7c73466ae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 NEW FEATURES:
 
 * command/login: Enable "terraform login" and add support for UI-generated tokens [GH-23995]
+* lang/funcs: add `setsubtract` function [GH-23424]
 
 BUG FIXES: