diff --git a/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.18.yaml b/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.18.yaml
index 265501f13d5d..db1125cab68d 100644
--- a/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.18.yaml
+++ b/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.18.yaml
@@ -92,6 +92,9 @@ tests:
   cron: '@yearly'
   steps:
     cluster_profile: ibmcloud-qe
+    env:
+      FEATURE_GATES: '["ClusterAPIInstall=true"]'
+      FEATURE_SET: CustomNoUpgrade
     test:
     - chain: cucushift-installer-check-cluster-health
     workflow: cucushift-installer-rehearse-ibmcloud-ipi-private-with-ep-cos
diff --git a/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.19.yaml b/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.19.yaml
index 61df17d98377..d30707e9d582 100644
--- a/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.19.yaml
+++ b/ci-operator/config/openshift/verification-tests/openshift-verification-tests-master__installer-rehearse-4.19.yaml
@@ -62,7 +62,7 @@ tests:
     env:
       FEATURE_GATES: '["ClusterAPIInstall=true"]'
       FEATURE_SET: CustomNoUpgrade
-      SLEEP_DURATION: 1m
+      SLEEP_DURATION: 5h
     post:
     - ref: cucushift-installer-wait
     - chain: cucushift-installer-rehearse-ibmcloud-ipi-customer-vpc-deprovision