diff --git a/environments/lifecycle/upgrade-converge.yaml b/environments/lifecycle/upgrade-converge.yaml
index 4a289b0d89..8a5035ed3c 100644
--- a/environments/lifecycle/upgrade-converge.yaml
+++ b/environments/lifecycle/upgrade-converge.yaml
@@ -2,6 +2,7 @@
 # This file is required by the tripleoclient and not expected to be updated
 # by the operator. Please use additional -e env.yaml.
 parameter_defaults:
+  EnablePackageInstall: false
   UpgradeLevelNovaCompute: ''
   UpgradeInitCommonCommand: ''
   UpgradeInitCommand: ''
diff --git a/environments/lifecycle/upgrade-prepare.yaml b/environments/lifecycle/upgrade-prepare.yaml
index 717160c66b..a5093aad2a 100644
--- a/environments/lifecycle/upgrade-prepare.yaml
+++ b/environments/lifecycle/upgrade-prepare.yaml
@@ -8,6 +8,7 @@ resource_registry:
   OS::TripleO::Services::MongoDb: OS::Heat::None
 
 parameter_defaults:
+  EnablePackageInstall: true
   UpgradeLevelNovaCompute: auto
   UpgradeInitCommonCommand: |
     #!/bin/bash