diff --git a/environments/lifecycle/undercloud-upgrade-prepare.yaml b/environments/lifecycle/undercloud-upgrade-prepare.yaml
index 3eb33b7989..9ac12119d6 100644
--- a/environments/lifecycle/undercloud-upgrade-prepare.yaml
+++ b/environments/lifecycle/undercloud-upgrade-prepare.yaml
@@ -6,6 +6,3 @@ resource_registry:
 
 parameter_defaults:
   UndercloudUpgrade: true
-  # TODO(emilien) add interface in tripleoclient so operator can easily choose to cleanup
-  # or not the packages after an upgrade.
-  UpgradeRemoveUnusedPackages: false