diff --git a/tcp_tests/templates/heat-bm-cicd-pike-contrail-sl/underlay.hot b/tcp_tests/templates/heat-bm-cicd-pike-contrail-sl/underlay.hot
index 8b01d59..d4cf5be 100644
--- a/tcp_tests/templates/heat-bm-cicd-pike-contrail-sl/underlay.hot
+++ b/tcp_tests/templates/heat-bm-cicd-pike-contrail-sl/underlay.hot
@@ -44,10 +44,10 @@
     default: 172.16.180.1
   management_subnet_pool_start:
     type: string
-    default: 172.16.180.3
+    default: 172.16.181.252
   management_subnet_pool_end:
     type: string
-    default: 172.16.180.61
+    default: 172.16.181.254
   salt_master_control_ip:
     type: string
     default: 10.6.0.15