diff --git a/class/defaults.yml b/class/defaults.yml
index d5f80aaa..b5382db1 100644
--- a/class/defaults.yml
+++ b/class/defaults.yml
@@ -20,7 +20,7 @@ parameters:
       kubectl:
         registry: docker.io
         repository: bitnami/kubectl
-        tag: '1.25.5@sha256:19dff0248157ae4cd320097ace1b5e0ffbb8bc7c7ea7fa3f13f73993fc6d7ee2'
+        tag: '1.28.4@sha256:9aa77d80cf5d32e0345c8468a45d39134a8016e30eccddaf720bf197ad7dd9f0'
       kapitan:
         registry: docker.io
         repository: projectsyn/kapitan
diff --git a/tests/golden/defaults/argocd/argocd/25_hooks/hooks.yaml b/tests/golden/defaults/argocd/argocd/25_hooks/hooks.yaml
index 550373e7..141fc061 100644
--- a/tests/golden/defaults/argocd/argocd/25_hooks/hooks.yaml
+++ b/tests/golden/defaults/argocd/argocd/25_hooks/hooks.yaml
@@ -86,7 +86,7 @@ spec:
           env:
             - name: HOME
               value: /home
-          image: docker.io/bitnami/kubectl:1.25.5@sha256:19dff0248157ae4cd320097ace1b5e0ffbb8bc7c7ea7fa3f13f73993fc6d7ee2
+          image: docker.io/bitnami/kubectl:1.28.4@sha256:9aa77d80cf5d32e0345c8468a45d39134a8016e30eccddaf720bf197ad7dd9f0
           imagePullPolicy: IfNotPresent
           name: argocd-post-sync
           ports: []
diff --git a/tests/golden/openshift/argocd/argocd/25_hooks/hooks.yaml b/tests/golden/openshift/argocd/argocd/25_hooks/hooks.yaml
index 550373e7..141fc061 100644
--- a/tests/golden/openshift/argocd/argocd/25_hooks/hooks.yaml
+++ b/tests/golden/openshift/argocd/argocd/25_hooks/hooks.yaml
@@ -86,7 +86,7 @@ spec:
           env:
             - name: HOME
               value: /home
-          image: docker.io/bitnami/kubectl:1.25.5@sha256:19dff0248157ae4cd320097ace1b5e0ffbb8bc7c7ea7fa3f13f73993fc6d7ee2
+          image: docker.io/bitnami/kubectl:1.28.4@sha256:9aa77d80cf5d32e0345c8468a45d39134a8016e30eccddaf720bf197ad7dd9f0
           imagePullPolicy: IfNotPresent
           name: argocd-post-sync
           ports: []
diff --git a/tests/golden/params/argocd/argocd/25_hooks/hooks.yaml b/tests/golden/params/argocd/argocd/25_hooks/hooks.yaml
index 719f0ba6..969aa626 100644
--- a/tests/golden/params/argocd/argocd/25_hooks/hooks.yaml
+++ b/tests/golden/params/argocd/argocd/25_hooks/hooks.yaml
@@ -86,7 +86,7 @@ spec:
           env:
             - name: HOME
               value: /home
-          image: mymirror.io/kubectl:1.25.5@sha256:19dff0248157ae4cd320097ace1b5e0ffbb8bc7c7ea7fa3f13f73993fc6d7ee2
+          image: mymirror.io/kubectl:1.28.4@sha256:9aa77d80cf5d32e0345c8468a45d39134a8016e30eccddaf720bf197ad7dd9f0
           imagePullPolicy: IfNotPresent
           name: argocd-post-sync
           ports: []