diff --git a/pkg/karmadactl/addons/metricsadapter/manifests.go b/pkg/karmadactl/addons/metricsadapter/manifests.go
index beed0d84b..f245e579d 100644
--- a/pkg/karmadactl/addons/metricsadapter/manifests.go
+++ b/pkg/karmadactl/addons/metricsadapter/manifests.go
@@ -43,6 +43,7 @@ spec:
             - --audit-log-path=-
             - --audit-log-maxage=0
             - --audit-log-maxbackup=0
+            - --tls-min-version=VersionTLS13
           readinessProbe:
             httpGet:
               path: /readyz
diff --git a/pkg/karmadactl/addons/search/manifests.go b/pkg/karmadactl/addons/search/manifests.go
index 264e22714..19d544efb 100644
--- a/pkg/karmadactl/addons/search/manifests.go
+++ b/pkg/karmadactl/addons/search/manifests.go
@@ -45,6 +45,7 @@ spec:
             - --etcd-keyfile=/etc/karmada/pki/etcd-client.key
             - --tls-cert-file=/etc/karmada/pki/karmada.crt
             - --tls-private-key-file=/etc/karmada/pki/karmada.key
+            - --tls-min-version=VersionTLS13
             - --audit-log-path=-
             - --feature-gates=APIPriorityAndFairness=false
             - --audit-log-maxage=0