diff --git a/overcloud-without-mergepy.yaml b/overcloud-without-mergepy.yaml
index c011d81754..285fd20407 100644
--- a/overcloud-without-mergepy.yaml
+++ b/overcloud-without-mergepy.yaml
@@ -58,12 +58,6 @@ parameters:
     default: ''
     description: Set to True to enable debugging on all services.
     type: string
-  DefaultSignalTransport:
-    default: CFN_SIGNAL
-    description: Transport to use for software-config signals.
-    type: string
-    constraints:
-      - allowed_values: [ CFN_SIGNAL, HEAT_SIGNAL, NO_SIGNAL ]
   GlancePort:
     default: "9292"
     description: Glance port.