diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a1d020..244151d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,9 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.5.1] - 2024-01-30
+
 ### Changed
 
-- API calls are now lazy loaded to avoid making unnecessary calls
+- API calls are now lazy loaded to avoid making unnecessary calls (#33)
 
 ## [1.5.0] - 2024-01-22
 
@@ -72,7 +74,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - GitHub Actions workflow to test Nextflow installation and downstream usage
 - Documentation and license files
 
-[unreleased]: https://github.com/nf-core/setup-nextflow/compare/v1.5.0...HEAD
+[unreleased]: https://github.com/nf-core/setup-nextflow/compare/v1.5.1...HEAD
+[1.5.1]: https://github.com/nf-core/setup-nextflow/compare/v1.5.0...v1.5.1
 [1.5.0]: https://github.com/nf-core/setup-nextflow/compare/v1.4.0...v1.5.0
 [1.4.0]: https://github.com/nf-core/setup-nextflow/compare/v1.3.0...v1.4.0
 [1.3.0]: https://github.com/nf-core/setup-nextflow/compare/v1.2.0...v1.3.0