diff --git a/resources/cloud_platform/security/cert_manager/deploy_app.yaml b/resources/cloud_platform/security/cert_manager/deploy_app.yaml
index f92c7633..befed2da 100644
--- a/resources/cloud_platform/security/cert_manager/deploy_app.yaml
+++ b/resources/cloud_platform/security/cert_manager/deploy_app.yaml
@@ -50,10 +50,13 @@ spec:
     spec:
       containers:
       - name: kuard
-        image: gcr.io/kuar-demo/kuard-amd64:blue
+        image: hashicorp/http-echo
         imagePullPolicy: Always
+        args:
+        - "-text=Hello World"
+        - "-listen=:5678"
         ports:
-        - containerPort: 8080
+        - containerPort: 5678
           protocol: TCP
 ---
 apiVersion: v1
@@ -66,7 +69,7 @@ metadata:
 spec:
   ports:
     - port: 80
-      targetPort: 8080
+      targetPort: 5678
       protocol: TCP
   selector:
     app: kuard
\ No newline at end of file
diff --git a/testcases/cloud_platform/regression/security/test_nginx_ingress.py b/testcases/cloud_platform/regression/security/test_nginx_ingress.py
index 0ee39a05..7ab66280 100644
--- a/testcases/cloud_platform/regression/security/test_nginx_ingress.py
+++ b/testcases/cloud_platform/regression/security/test_nginx_ingress.py
@@ -5,7 +5,6 @@ from framework.resources.resource_finder import get_stx_resource_path
 from framework.validation.validation import validate_equals
 from keywords.cloud_platform.rest.cloud_rest_client import CloudRestClient
 from keywords.cloud_platform.ssh.lab_connection_keywords import LabConnectionKeywords
-from keywords.cloud_platform.ssh.lab_info_keywords import LabInfoKeywords
 from keywords.files.file_keywords import FileKeywords
 from keywords.files.yaml_keywords import YamlKeywords
 from keywords.k8s.certificate.kubectl_get_certificate_keywords import KubectlGetCertStatusKeywords
@@ -38,7 +37,7 @@ def test_app_using_nginx_controller(request):
     ssh_connection = LabConnectionKeywords().get_active_controller_ssh()
     lab_config = ConfigurationManager.get_lab_config()
     oam_ip = lab_config.get_floating_ip()
-    dns_name = LabInfoKeywords().get_fully_qualified_name().lower()
+    dns_name = ConfigurationManager.get_security_config().get_domain_name()
     dns_resolution_status = IPAddressKeywords(oam_ip).check_dnsname_resolution(dns_name=dns_name)
     validate_equals(dns_resolution_status, True, "Verify the dns name resolution")
     stepca_url = ConfigurationManager.get_security_config().get_stepca_server_url()