diff --git a/CHANGELOG.md b/CHANGELOG.md
index c242e4fe51..7c82b19e49 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,9 @@ Canonical reference for changes, improvements, and bugfixes for Boundary.
 
 ## 0.20.3 (2026/04/24)
 
+### New and Improved 
+* Added support for new `debug` flag to expose pprof endpoints for debugging purposes. ([PR](https://github.com/hashicorp/boundary/pull/6644))
+
 ### Security
 
 * Updated jackc/pgx/v5 dependency to v5.9.2 to address GHSA-j88v-2chj-qfwx, GO-2026-4771, GO-2026-4772, and GHSA-9jj7-4m8r-rfcm ([PR](https://github.com/hashicorp/boundary/pull/6607), [PR](https://github.com/hashicorp/boundary/pull/6617))