diff --git a/docsite/static/index.yaml b/docsite/static/index.yaml
index c0340c00a..9f3fa1887 100644
--- a/docsite/static/index.yaml
+++ b/docsite/static/index.yaml
@@ -72,6 +72,16 @@ entries:
     urls:
     - https://github.com/oceanbase/ob-operator/releases/download/oceanbase-cluster-4.3.0-sp.1-100000242024032211/oceanbase-cluster-4.3.0-sp.1-100000242024032211.tgz
     version: 4.3.0-sp.1-100000242024032211
+  - apiVersion: v2
+    appVersion: 4.2.1.6-106000012024042515
+    created: "2024-05-20T04:00:41.424991735Z"
+    description: A Helm chart for Kubernetes to deploy OceanBase cluster
+    digest: 9c4d7c39fe84fc5ea2d9e91a5b3dd4e1091c1fe24e2d3224562032b962dde7c5
+    name: oceanbase-cluster
+    type: application
+    urls:
+    - https://github.com/oceanbase/ob-operator/releases/download/oceanbase-cluster-4.2.1-sp.6-106000012024042515/oceanbase-cluster-4.2.1-sp.6-106000012024042515.tgz
+    version: 4.2.1-sp.6-106000012024042515
   - apiVersion: v2
     appVersion: 4.2.1.3-103000032023122818
     created: "2024-01-25T12:05:34.76551464Z"
@@ -123,4 +133,4 @@ entries:
     urls:
     - https://github.com/oceanbase/ob-operator/releases/download/oceanbase-dashboard-0.1.0/oceanbase-dashboard-0.1.0.tgz
     version: 0.1.0
-generated: "2024-05-15T03:55:18.450252922Z"
+generated: "2024-05-20T04:00:41.425046287Z"