diff --git a/CHANGELOG.md b/CHANGELOG.md
index 47d7800..b37c2bb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -46,6 +46,10 @@ file ready.
 -->
 # Change Log for K2HR3 Helm Chart
 
+## [1.0.20] - 2024-03-18
+### Changed
+- Updated the version of alpine image to 3.19.1
+
 ## [1.0.19] - 2024-03-18
 ### Changed
 - Updated the version of k2hr3-app/k2hr3-api to 1.0.34
@@ -140,6 +144,7 @@ file ready.
 ### Changed
 - Initial Commit and publishing
 
+[1.0.20]: https://github.com/yahoojapan/k2hr3_helm_chart/compare/v1.0.19...v1.0.20
 [1.0.19]: https://github.com/yahoojapan/k2hr3_helm_chart/compare/v1.0.18...v1.0.19
 [1.0.18]: https://github.com/yahoojapan/k2hr3_helm_chart/compare/v1.0.17...v1.0.18
 [1.0.17]: https://github.com/yahoojapan/k2hr3_helm_chart/compare/v1.0.16...v1.0.17
diff --git a/Chart.yaml b/Chart.yaml
index 6449c5e..6975f49 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -22,7 +22,7 @@ name: k2hr3
 description: |-
   K2HR3 Helm Chart - K2HR3(K2Hdkc based Resource and Roles and policy Rules) is one of extended RBAC(Role Based Access Control) system.
 type: application
-appVersion: "1.0.19"
+appVersion: "1.0.20"
 kubeVersion: ">=v1.20"
 maintainers:
   - name: "Takeshi Nakatani"
@@ -45,7 +45,7 @@ keywords:
 home: https://k2hr3.antpick.ax/
 icon: https://antpick.ax/images/antpickax_circle_512x512.png
 deprecated: false
-version: 1.0.19
+version: 1.0.20
 annotations:
   catalog.cattle.io/display-name: "K2HR3 - RBAC System"
   artifacthub.io/changes: |