diff --git a/scripts/cloud/install.sh b/scripts/cloud/install.sh
index 4436b03d354..3699ed76842 100644
--- a/scripts/cloud/install.sh
+++ b/scripts/cloud/install.sh
@@ -444,6 +444,7 @@ EOF
     get_prompt "patching_ingress"
     kubectl -n ingress-nginx patch ds ingress-nginx-controller -p '{"spec":{"template":{"spec":{"tolerations":[{"key":"node-role.kubernetes.io/control-plane","operator":"Exists","effect":"NoSchedule"}]}}}}'
     kubectl get daemonset ingress-nginx-controller -n ingress-nginx -o json | grep https-port= >/dev/null || kubectl patch daemonset ingress-nginx-controller -n ingress-nginx --type='json' -p="[{'op': 'add', 'path': '/spec/template/spec/containers/0/args/-', 'value': '--https-port=${cloud_port:-443}'}]"
+    kubectl get daemonset ingress-nginx-controller -n ingress-nginx -o json | grep default-ssl-certificate= >/dev/null || kubectl patch daemonset ingress-nginx-controller -n ingress-nginx --type='json' -p="[{'op': 'add', 'path': '/spec/template/spec/containers/0/args/-', 'value': '--default-ssl-certificate=sealos-system/wildcard-cert'}]"
 
     get_prompt "installing_cloud"