Auto-generated commit

Author: stdlib-bot

.github/workflows/publish.yml

@@ -94,6 +94,10 @@ jobs:
           # Replace branch in README.md link definitions for badges with the new version:
           find . -type f -name '*.md' -print0 | xargs -0 sed -Ei "s/branch([=:])[^ ]+/branch\1v${NEW_VERSION}/g"
 
+          # Replace `Unreleased` in the CHANGELOG.md file with the new version:
+          sed -Ei "s/Unreleased/${NEW_VERSION}/g" CHANGELOG.md
+          sed -Ei "s/unreleased/v${NEW_VERSION}/g" CHANGELOG.md
+
           # Create a new commit and tag:
           git add package.json README.md
           git commit -m "Release v${NEW_VERSION}"