diff --git a/heat_tempest_plugin/tests/scenario/templates/test_server_signal.yaml b/heat_tempest_plugin/tests/scenario/templates/test_server_signal.yaml
index 4466a5e..f75a4df 100644
--- a/heat_tempest_plugin/tests/scenario/templates/test_server_signal.yaml
+++ b/heat_tempest_plugin/tests/scenario/templates/test_server_signal.yaml
@@ -20,9 +20,6 @@
   private_net:
     type: string
     default: heat-net
-  dns_servers:
-    type: comma_delimited_list
-    default: ["8.8.8.8", "8.8.4.4"]
   user_data_format:
     type: string
     default: RAW
@@ -52,7 +49,6 @@
       network: {get_resource: network}
       ip_version: 4
       cidr: {get_param: subnet_cidr}
-      dns_nameservers: {get_param: dns_servers}
 
   router:
     type: OS::Neutron::Router