diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..2e88c07
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+classes/service/
diff --git a/classes/cluster/overwrite.yml b/classes/cluster/overwrite.yml
new file mode 100644
index 0000000..43de87d
--- /dev/null
+++ b/classes/cluster/overwrite.yml
@@ -0,0 +1 @@
+# this class can be used for overwriting soft parameters
diff --git a/classes/cluster/virtual-mcp11-k8s-calico/infra/init.yml b/classes/cluster/virtual-mcp11-k8s-calico/infra/init.yml
index 4b44295..58263ad 100644
--- a/classes/cluster/virtual-mcp11-k8s-calico/infra/init.yml
+++ b/classes/cluster/virtual-mcp11-k8s-calico/infra/init.yml
@@ -6,6 +6,7 @@
 - system.openssh.server.team.mcp_qa
 - system.rsyslog.client.single
 - cluster.virtual-mcp11-k8s-calico.kubernetes
+- cluster.overwrite
 parameters:
   _param:
     # infra service addresses
diff --git a/classes/cluster/virtual-mcp11-k8s-contrail/infra/init.yml b/classes/cluster/virtual-mcp11-k8s-contrail/infra/init.yml
index 6992cb9..580f728 100644
--- a/classes/cluster/virtual-mcp11-k8s-contrail/infra/init.yml
+++ b/classes/cluster/virtual-mcp11-k8s-contrail/infra/init.yml
@@ -6,6 +6,7 @@
 - system.openssh.server.team.mcp_qa
 - cluster.virtual-mcp11-k8s-contrail.kubernetes
 - cluster.virtual-mcp11-k8s-contrail.opencontrail
+- cluster.overwrite
 parameters:
   _param: