diff --git a/.tekton/OWNERS b/.tekton/OWNERS
new file mode 100644
index 00000000..3496e101
--- /dev/null
+++ b/.tekton/OWNERS
@@ -0,0 +1,15 @@
+approvers:
+- zhujian7
+- zhiweiyin318
+- haoqing0110
+- elgnay
+- xuezhaojun
+- qiujian16
+
+reviewers:
+- zhujian7
+- zhiweiyin318
+- haoqing0110
+- elgnay
+- xuezhaojun
+- qiujian16
diff --git a/.tekton/klusterlet-addon-controller-acm-211-pull-request.yaml b/.tekton/klusterlet-addon-controller-acm-211-pull-request.yaml
index 7b69d94c..7baf7299 100644
--- a/.tekton/klusterlet-addon-controller-acm-211-pull-request.yaml
+++ b/.tekton/klusterlet-addon-controller-acm-211-pull-request.yaml
@@ -8,7 +8,7 @@ metadata:
     build.appstudio.redhat.com/target_branch: '{{target_branch}}'
     pipelinesascode.tekton.dev/max-keep-runs: "3"
     pipelinesascode.tekton.dev/on-cel-expression: event == "pull_request" && target_branch == "release-2.11"
-  creationTimestamp: null
+  creationTimestamp:
   labels:
     appstudio.openshift.io/application: release-acm-211
     appstudio.openshift.io/component: klusterlet-addon-controller-acm-211
@@ -430,7 +430,7 @@ spec:
   - name: workspace
     volumeClaimTemplate:
       metadata:
-        creationTimestamp: null
+        creationTimestamp:
       spec:
         accessModes:
         - ReadWriteOnce
diff --git a/.tekton/klusterlet-addon-controller-acm-211-push.yaml b/.tekton/klusterlet-addon-controller-acm-211-push.yaml
index e0de0837..0604a6a0 100644
--- a/.tekton/klusterlet-addon-controller-acm-211-push.yaml
+++ b/.tekton/klusterlet-addon-controller-acm-211-push.yaml
@@ -7,7 +7,7 @@ metadata:
     build.appstudio.redhat.com/target_branch: '{{target_branch}}'
     pipelinesascode.tekton.dev/max-keep-runs: "3"
     pipelinesascode.tekton.dev/on-cel-expression: event == "push" && target_branch == "release-2.11"
-  creationTimestamp: null
+  creationTimestamp:
   labels:
     appstudio.openshift.io/application: release-acm-211
     appstudio.openshift.io/component: klusterlet-addon-controller-acm-211
@@ -431,7 +431,7 @@ spec:
   - name: workspace
     volumeClaimTemplate:
       metadata:
-        creationTimestamp: null
+        creationTimestamp:
       spec:
         accessModes:
         - ReadWriteOnce