diff --git a/roles/container-engine/containerd/templates/containerd.service.j2 b/roles/container-engine/containerd/templates/containerd.service.j2
index bc0121bfa..7527d5ac3 100644
--- a/roles/container-engine/containerd/templates/containerd.service.j2
+++ b/roles/container-engine/containerd/templates/containerd.service.j2
@@ -35,6 +35,7 @@ LimitNOFILE=infinity
 # Only systemd 226 and above support this version.
 TasksMax=infinity
 OOMScoreAdjust=-999
+# Set the cgroup slice of the service so that kube reserved takes effect
 {% if kube_reserved is defined and kube_reserved|bool %}
 Slice={{ kube_reserved_cgroups_for_service_slice }}
 {% endif %}
diff --git a/roles/container-engine/cri-dockerd/templates/cri-dockerd.service.j2 b/roles/container-engine/cri-dockerd/templates/cri-dockerd.service.j2
index 078f66651..ec128150f 100644
--- a/roles/container-engine/cri-dockerd/templates/cri-dockerd.service.j2
+++ b/roles/container-engine/cri-dockerd/templates/cri-dockerd.service.j2
@@ -35,6 +35,10 @@ LimitCORE=infinity
 TasksMax=infinity
 Delegate=yes
 KillMode=process
+# Set the cgroup slice of the service so that kube reserved takes effect
+{% if kube_reserved is defined and kube_reserved|bool %}
+Slice={{ kube_reserved_cgroups_for_service_slice }}
+{% endif %}
 
 [Install]
 WantedBy=multi-user.target
diff --git a/roles/container-engine/docker/templates/docker.service.j2 b/roles/container-engine/docker/templates/docker.service.j2
index fd1d06121..539c3a5c4 100644
--- a/roles/container-engine/docker/templates/docker.service.j2
+++ b/roles/container-engine/docker/templates/docker.service.j2
@@ -42,6 +42,10 @@ TimeoutStartSec=1min
 Restart=on-failure
 StartLimitBurst=3
 StartLimitInterval=60s
+# Set the cgroup slice of the service so that kube reserved takes effect
+{% if kube_reserved is defined and kube_reserved|bool %}
+Slice={{ kube_reserved_cgroups_for_service_slice }}
+{% endif %}
 
 [Install]
 WantedBy=multi-user.target