diff --git a/CHANGELOG.md b/CHANGELOG.md
index 252a9acb2..463a1f14d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # CodeQL Action and CodeQL Runner Changelog
 
-## [UNRELEASED]
+## 1.0.20 - 25 Oct 2021
 
 No user facing changes.