diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7dbe33fd91..30d7007b10 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## (Unreleased)
 
+## 1.21.1 (October 09, 2024)
+
 BUG FIXES:
 
 * resource/mongodbatlas_team: Fixes update logic of `usernames` attribute ensuring team is never emptied ([#2669](https://github.com/mongodb/terraform-provider-mongodbatlas/pull/2669))