diff --git a/charts/ceph-csi-cephfs/templates/nodeplugin-daemonset.yaml b/charts/ceph-csi-cephfs/templates/nodeplugin-daemonset.yaml
index f5fe54080..eeadbd533 100644
--- a/charts/ceph-csi-cephfs/templates/nodeplugin-daemonset.yaml
+++ b/charts/ceph-csi-cephfs/templates/nodeplugin-daemonset.yaml
@@ -27,6 +27,9 @@ spec:
         heritage: {{ .Release.Service }}
     spec:
       serviceAccountName: {{ include "ceph-csi-cephfs.serviceAccountName.nodeplugin" . }}
+{{- if .Values.nodeplugin.priorityClassName }}
+      priorityClassName: {{ .Values.nodeplugin.priorityClassName }}
+{{- end }}
       hostNetwork: true
       # to use e.g. Rook orchestrated cluster, and mons' FQDN is
       # resolved through k8s service, set dns policy to cluster first
diff --git a/charts/ceph-csi-rbd/templates/nodeplugin-daemonset.yaml b/charts/ceph-csi-rbd/templates/nodeplugin-daemonset.yaml
index dcf1bea1b..049b11806 100644
--- a/charts/ceph-csi-rbd/templates/nodeplugin-daemonset.yaml
+++ b/charts/ceph-csi-rbd/templates/nodeplugin-daemonset.yaml
@@ -29,6 +29,9 @@ spec:
       serviceAccountName: {{ include "ceph-csi-rbd.serviceAccountName.nodeplugin" . }}
       hostNetwork: true
       hostPID: true
+{{- if .Values.nodeplugin.priorityClassName }}
+      priorityClassName: {{ .Values.nodeplugin.priorityClassName }}
+{{- end }}
       # to use e.g. Rook orchestrated cluster, and mons' FQDN is
       # resolved through k8s service, set dns policy to cluster first
       dnsPolicy: ClusterFirstWithHostNet
diff --git a/deploy/cephfs/kubernetes/csi-cephfsplugin.yaml b/deploy/cephfs/kubernetes/csi-cephfsplugin.yaml
index 960d57085..7c869cdea 100644
--- a/deploy/cephfs/kubernetes/csi-cephfsplugin.yaml
+++ b/deploy/cephfs/kubernetes/csi-cephfsplugin.yaml
@@ -13,6 +13,7 @@ spec:
         app: csi-cephfsplugin
     spec:
       serviceAccount: cephfs-csi-nodeplugin
+      priorityClassName: system-node-critical
       hostNetwork: true
       # to use e.g. Rook orchestrated cluster, and mons' FQDN is
       # resolved through k8s service, set dns policy to cluster first
diff --git a/deploy/rbd/kubernetes/csi-rbdplugin.yaml b/deploy/rbd/kubernetes/csi-rbdplugin.yaml
index a16beca50..6759c5c32 100644
--- a/deploy/rbd/kubernetes/csi-rbdplugin.yaml
+++ b/deploy/rbd/kubernetes/csi-rbdplugin.yaml
@@ -15,6 +15,7 @@ spec:
       serviceAccount: rbd-csi-nodeplugin
       hostNetwork: true
       hostPID: true
+      priorityClassName: system-node-critical
       # to use e.g. Rook orchestrated cluster, and mons' FQDN is
       # resolved through k8s service, set dns policy to cluster first
       dnsPolicy: ClusterFirstWithHostNet