diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7b3e762..e027d75 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.5.0](https://github.com/actionhippie/manifest/compare/v1.4.2...v1.5.0) (2024-12-09)
+
+
+### Features
+
+* **deps:** update alpine docker tag to v3.21 ([#28](https://github.com/actionhippie/manifest/issues/28)) ([3d7a706](https://github.com/actionhippie/manifest/commit/3d7a7063a14e568376d8bb6f6270bc18b93a6419))
+
 ## [1.4.2](https://github.com/actionhippie/manifest/compare/v1.4.1...v1.4.2) (2024-10-14)
 
 
diff --git a/action.yml b/action.yml
index 46fc0d6..8934a69 100644
--- a/action.yml
+++ b/action.yml
@@ -54,6 +54,6 @@ inputs:
 
 runs:
   using: 'docker'
-  image: 'docker://ghcr.io/actionhippie/manifest:v1.4.2'
+  image: 'docker://ghcr.io/actionhippie/manifest:v1.5.0'
 
 ...