diff --git a/vars/volthaStackDeploy.groovy b/vars/volthaStackDeploy.groovy
index bea044b..c63850b 100644
--- a/vars/volthaStackDeploy.groovy
+++ b/vars/volthaStackDeploy.groovy
@@ -9,6 +9,7 @@
       stackId: 1, // NOTE this is used to differentiate between BBSims across multiple stacks
       workflow: "att",
       withMacLearning: false,
+      withFttb: false,
       extraHelmFlags: "",
       localCharts: false,
       onosReplica: 1,