diff --git a/environments/undercloud.yaml b/environments/undercloud.yaml
index 459e9cf55e..25260f6339 100644
--- a/environments/undercloud.yaml
+++ b/environments/undercloud.yaml
@@ -86,7 +86,6 @@ parameter_defaults:
   TokenExpiration: 14400
   EnablePackageInstall: true
   StackAction: CREATE
-  NetworkDeploymentAction: ['CREATE','UPDATE']
   SoftwareConfigTransport: POLL_SERVER_HEAT
   NeutronTunnelTypes: []
   NeutronBridgeMappings: ctlplane:br-ctlplane