diff --git a/tests/files/packet_almalinux8-crio.yml b/tests/files/packet_almalinux8-crio.yml
index 35fa00979..70d7db419 100644
--- a/tests/files/packet_almalinux8-crio.yml
+++ b/tests/files/packet_almalinux8-crio.yml
@@ -6,3 +6,9 @@ mode: default
 # Kubespray settings
 container_manager: crio
 auto_renew_certificates: true
+
+# Test cgroups
+
+enforce_allocatable_kube_reserved: true
+enforce_allocatable_system_reserved: true
+kube_slice: nested-runtime.slice
diff --git a/tests/files/packet_amazon-linux-2-all-in-one.yml b/tests/files/packet_amazon-linux-2-all-in-one.yml
index 5faf6d305..ea91279e9 100644
--- a/tests/files/packet_amazon-linux-2-all-in-one.yml
+++ b/tests/files/packet_amazon-linux-2-all-in-one.yml
@@ -2,3 +2,8 @@
 # Instance settings
 cloud_image: amazon-linux-2
 mode: all-in-one
+
+enforce_allocatable_kube_reserved: true
+enforce_allocatable_system_reserved: true
+kube_slice: nested-runtime.slice
+kubelet_cgroup_driver: cgroupfs
diff --git a/tests/files/packet_ubuntu20-crio.yml b/tests/files/packet_ubuntu20-crio.yml
index 87329d058..84865674d 100644
--- a/tests/files/packet_ubuntu20-crio.yml
+++ b/tests/files/packet_ubuntu20-crio.yml
@@ -8,3 +8,9 @@ container_manager: crio
 
 download_localhost: false
 download_run_once: true
+
+# Cgroups
+enforce_allocatable_kube_reserved: true
+enforce_allocatable_system_reserved: true
+kube_slice: nested-runtime.slice
+kubelet_cgroup_driver: cgroupfs
diff --git a/tests/files/packet_ubuntu24-calico-all-in-one.yml b/tests/files/packet_ubuntu24-calico-all-in-one.yml
index f25ba19e1..b26e1c769 100644
--- a/tests/files/packet_ubuntu24-calico-all-in-one.yml
+++ b/tests/files/packet_ubuntu24-calico-all-in-one.yml
@@ -25,3 +25,4 @@ containerd_registries_mirrors:
 
 enforce_allocatable_kube_reserved: true
 enforce_allocatable_system_reserved: true
+kube_slice: nested-runtime.slice