diff --git a/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/salt.yaml b/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/salt.yaml
index 008dba0..9a571ba 100644
--- a/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/salt.yaml
+++ b/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/salt.yaml
@@ -27,6 +27,14 @@
   retry: {count: 2, delay: 5}
   skip_fail: false
 
+- description: Generate a public key for machines in MAAS
+  cmd: |
+    ssh-keygen -y -f ~root/.ssh/id_rsa > ~root/.ssh/id_rsa.pub
+    maas mirantis sshkeys create key="$(cat ~root/.ssh/id_rsa.pub)"
+  node_name: {{ HOSTNAME_CFG01 }}
+  retry: {count: 1, delay: 5}
+  skip_fail: false
+
 - description: Run comissioning of BM nodes
   cmd: |
     salt-call maas.process_machines
diff --git a/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/underlay.yaml b/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/underlay.yaml
index 6371014..e48b817 100644
--- a/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/underlay.yaml
+++ b/tcp_tests/templates/cookied-cicd-bm-os-contrail40-maas/underlay.yaml
@@ -98,7 +98,7 @@
             role: salt_master
             params:
               vcpu: !os_env SLAVE_NODE_CPU, 4
-              memory: !os_env SLAVE_NODE_MEMORY, 8192
+              memory: !os_env SLAVE_NODE_MEMORY, 16384
               boot:
                 - hd
               volumes: