diff --git a/extensions/ql-vscode/CHANGELOG.md b/extensions/ql-vscode/CHANGELOG.md
index 53dfffb72f2..911b9e32731 100644
--- a/extensions/ql-vscode/CHANGELOG.md
+++ b/extensions/ql-vscode/CHANGELOG.md
@@ -1,6 +1,6 @@
 # CodeQL for Visual Studio Code: Changelog
 
-## [UNRELEASED]
+## 1.5.5 - 08 September 2021
 
 - Fix bug where a query is sometimes run before the file is saved. [#947](https://github.com/github/vscode-codeql/pull/947)
 - Fix broken contextual queries, including _View AST_. [#949](https://github.com/github/vscode-codeql/pull/949)