From 36effe306eacaa3ce1169652fa6a9c1ff4be0ac7 Mon Sep 17 00:00:00 2001
From: zacharyburnett <zburnett@stsci.edu>
Date: Tue, 6 Aug 2024 09:59:23 -0400
Subject: [PATCH] freeze change log for release

---
 CHANGES.rst | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/CHANGES.rst b/CHANGES.rst
index de0f5fb4..5ada6abf 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,4 +1,9 @@
-0.20.1 (unreleased)
+0.21.1 (unreleased)
+-------------------
+
+- 
+
+0.21.0 (2024-08-06)
 -------------------
 
 - Added sky background schema. [#432]