diff --git a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml
index ab31534..028822a 100644
--- a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml
+++ b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay.yaml
@@ -2,7 +2,7 @@
 {% set REPOSITORY_SUITE = os_env('REPOSITORY_SUITE', 'testing') %}
 
 {% set LAB_CONFIG_NAME = os_env('LAB_CONFIG_NAME', 'cookied-mcp-ocata-dop-sl2') %}
-{% set DOMAIN_NAME = os_env('DOMAIN_NAME', LAB_CONFIG_NAME) + '.local' %}
+{% set DOMAIN_NAME = os_env('DOMAIN_NAME', LAB_CONFIG_NAME + '.local') %}
 {% set HOSTNAME_CFG01 = os_env('HOSTNAME_CFG01', 'cfg01.' + DOMAIN_NAME) %}
 {% set HOSTNAME_CID01 = os_env('HOSTNAME_CID01', 'cid01.' + DOMAIN_NAME) %}
 {% set HOSTNAME_CID02 = os_env('HOSTNAME_CID02', 'cid02.' + DOMAIN_NAME) %}