diff --git a/CHANGELOG.md b/CHANGELOG.md
index c147baa..ea2408d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,18 +7,24 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.5.0] - 2024-01-22
+
 ### Added
 
-- Throttling support to retry failed API calls
+- Throttling support to retry failed API calls (#31)
+
+### Changed
+
+- Octokit API calls refactored and separated from install script (#29)
 
 ## [1.4.0] - 2023-08-12
 
-## Changed
+### Changed
 
 - If `fs.renameSync` fails (e.g. because source and destination files are on different partitions), try `fs.copySync` and `fs.unlinkSync` instead (#14).
 - Fail instead of warn, when `nextflow help`` doesn't work (#23).
 
-## Fixed
+### Fixed
 
 - Re-enable npm run test in CI (#15).
 
@@ -28,17 +34,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [1.3.0] - 2023-05-19
 
-## Changed
+### Changed
 
 - Action now checks tool cache for installed version before querying Octokit (#5/#10)
 
 ## [1.2.0] - 2022-10-29
 
-## Added
+### Added
 
 - `CAPSULE_LOG` is now set to 'none' for less verbose setup logs (#1/#2)
 
-## Fixed
+### Fixed
 
 - Release list now paginates the API to find old versions of Nextflow (#3)
 
@@ -62,7 +68,8 @@ 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/v1.4.0...HEAD
+[unreleased]: https://github.com/nf-core/setup-nextflow/compare/v1.5.0...HEAD
+[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
 [1.2.0]: https://github.com/nf-core/setup-nextflow/compare/v1.1.1...v1.2.0
diff --git a/package-lock.json b/package-lock.json
index 9a34c57..f09548b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "install-nextflow-action",
-  "version": "1.4.0",
+  "version": "1.5.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/package.json b/package.json
index 8aabe9e..916306d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "install-nextflow-action",
-  "version": "1.4.0",
+  "version": "1.5.0",
   "description": "An action to install Nextflow into a GitHub Actions workflow and make it available for subsequent steps.",
   "main": "lib/src/main.js",
   "scripts": {