diff --git a/CHANGELOG.md b/CHANGELOG.md
index d727e42..3fc4ee9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,13 +10,19 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 ### Changed
-- ExtData.yaml file to use science quality QFED3 data beginning 11/27/25 specifically for x run testing
+
 ### Fixed
 
 ### Removed
 
 ### Deprecated
 
+## [1.1.0] - 2026-03-13
+
+### Changed
+
+- ExtData.yaml file to use science quality QFED3 data beginning 11/27/25 specifically for x run testing
+
 ## [1.0.1] - 2025-09-09
 
 ### Fixed