diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6c18de0d7..2cbe49f90 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 Certbot adheres to [Semantic Versioning](https://semver.org/).
 
-## 0.40.1 - master
+## 0.40.1 - 2019-11-05
 
 ### Changed