diff --git a/CHANGELOG.md b/CHANGELOG.md
index c297211..618aa24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## v0.4.1 [2020-10-07]
+
+### Fixed
+
+* This action no longer relies on `set-env`, which has been deprecated.
+
 ## v0.4.0
 
 ### Changed