diff --git a/.github/update-release-branch.py b/.github/update-release-branch.py
index 9e9a6af27a..c62a030933 100644
--- a/.github/update-release-branch.py
+++ b/.github/update-release-branch.py
@@ -285,6 +285,9 @@ def main():
     print('Migrating changelog notes from v2 to v1')
     subprocess.run(['sed', '-i', 's/^## 2\./## 1./g', 'CHANGELOG.md'])
 
+    # Remove changelog notes from v2 that don't apply to v1
+    subprocess.run(['sed', '-i', '/^- The CodeQL Action now runs on Node\.js v16\./d', 'CHANGELOG.md'])
+
     # Amend the commit generated by `npm version` to update the CHANGELOG
     run_git('add', 'CHANGELOG.md')
     run_git('commit', '-m', f'Update version and changelog for v{version}')
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d84059cf75..fa79c68228 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## [UNRELEASED]
 
-No user facing changes.
+- The CodeQL Action now runs on Node.js v16. [#1000](https://github.com/github/codeql-action/pull/1000)
 
 ## 1.1.5 - 15 Mar 2022