diff --git a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay--user-data1604.yaml b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay--user-data1604.yaml
index d08f5ad..69b710f 100644
--- a/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay--user-data1604.yaml
+++ b/tcp_tests/templates/cookied-mcp-ocata-dop-sl2/underlay--user-data1604.yaml
@@ -54,9 +54,9 @@
    - which wget >/dev/null || (apt-get update; apt-get install -y wget)
 
    # Configure Ubuntu mirrors
-   - echo "deb [arch=amd64] http://5.43.230.129/{{ REPOSITORY_SUITE }}/ubuntu/ xenial main restricted universe" > /etc/apt/sources.list
-   - echo "deb [arch=amd64] http://5.43.230.129/{{ REPOSITORY_SUITE }}/ubuntu/ xenial-updates main restricted universe" >> /etc/apt/sources.list
-   - echo "deb [arch=amd64] http://5.43.230.129/{{ REPOSITORY_SUITE }}/ubuntu/ xenial-security main restricted universe" >> /etc/apt/sources.list
+   - echo "deb [arch=amd64] http://mirror.mirantis.com/{{ REPOSITORY_SUITE }}/ubuntu/ xenial main restricted universe" > /etc/apt/sources.list
+   - echo "deb [arch=amd64] http://mirror.mirantis.com/{{ REPOSITORY_SUITE }}/ubuntu/ xenial-updates main restricted universe" >> /etc/apt/sources.list
+   - echo "deb [arch=amd64] http://mirror.mirantis.com/{{ REPOSITORY_SUITE }}/ubuntu/ xenial-security main restricted universe" >> /etc/apt/sources.list
 
    - echo "deb [arch=amd64] http://apt.mirantis.com/xenial {{ REPOSITORY_SUITE }} salt extra" > /etc/apt/sources.list.d/mcp_salt.list;
    - wget -O - http://apt.mirantis.com/public.gpg | apt-key add -;