diff --git a/helm-chart/Chart.yaml b/helm-chart/Chart.yaml
index ca2d524d7..a22a16807 100644
--- a/helm-chart/Chart.yaml
+++ b/helm-chart/Chart.yaml
@@ -14,4 +14,4 @@ type: application
 
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
-version: 4.2.0
+version: 4.2.1
diff --git a/helm-chart/templates/deployment-api.yaml b/helm-chart/templates/deployment-api.yaml
index da207be44..ff623960f 100644
--- a/helm-chart/templates/deployment-api.yaml
+++ b/helm-chart/templates/deployment-api.yaml
@@ -71,3 +71,6 @@ spec:
     {{- if .Values.api.extraVolumes }}
       volumes: {{- toYaml .Values.api.extraVolumes | nindent 6 }}
     {{- end }}
+    {{- if .Values.api.priorityClassName }}
+      priorityClassName: "{{ .Values.api.priorityClassName }}"
+    {{- end }}
diff --git a/helm-chart/templates/deployment-web.yaml b/helm-chart/templates/deployment-web.yaml
index 261190cfd..313f781d9 100644
--- a/helm-chart/templates/deployment-web.yaml
+++ b/helm-chart/templates/deployment-web.yaml
@@ -69,3 +69,6 @@ spec:
     {{- if .Values.web.extraVolumes }}
       volumes: {{- toYaml .Values.web.extraVolumes | nindent 6 }}
     {{- end }}
+    {{- if .Values.web.priorityClassName }}
+      priorityClassName: "{{ .Values.web.priorityClassName }}"
+    {{- end }}
diff --git a/helm-chart/values.yaml b/helm-chart/values.yaml
index bb144ea4b..413935fcb 100644
--- a/helm-chart/values.yaml
+++ b/helm-chart/values.yaml
@@ -50,6 +50,12 @@ web:
     repository: inseefrlab/onyxia-web
     tag: 2.29.7
     pullPolicy: IfNotPresent
+
+  ## Pod priority settings
+  ## ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/
+  ##
+  priorityClassName: ""
+
   podLabels: {}
   podSecurityContext: {} # fsGroup: 2000
   securityContext:
@@ -92,6 +98,12 @@ api:
     tag: v0.31
     pullPolicy: IfNotPresent
   contextPath: /api
+
+  ## Pod priority settings
+  ## ref: https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/
+  ##
+  priorityClassName: ""
+
   podLabels: {}
   podSecurityContext: {} # fsGroup: 2000
   securityContext: