diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 3e9af1b..fbd9082 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.4.0"
+  ".": "1.5.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6593497..f9858ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [1.5.0](https://github.com/datasciencecampus/github-actions/compare/v1.4.0...v1.5.0) (2026-08-25)
+
+
+### Features
+
+* enhance issue and pull request reusable workflows with automatic field value derivation and improved documentation ([1eee193](https://github.com/datasciencecampus/github-actions/commit/1eee19379097778e78cd81d624d2a6f17f117fd4))
+* enhance workflow configurations with concurrency settings and improved job names ([2d7d036](https://github.com/datasciencecampus/github-actions/commit/2d7d036f044f94a683313ac2d28257d310582330))
+
 ## [1.4.0](https://github.com/datasciencecampus/github-actions/compare/v1.3.0...v1.4.0) (2026-08-25)
 
 
diff --git a/configs/implementation-ref.json b/configs/implementation-ref.json
index a32b1eb..5c58178 100644
--- a/configs/implementation-ref.json
+++ b/configs/implementation-ref.json
@@ -1,3 +1,3 @@
 {
-  "implementation_version": "1.4.0"
+  "implementation_version": "1.5.0"
 }