diff --git a/deploy/charts/djangoninja/templates/_helpers.tpl b/deploy/charts/djangoninja/templates/_helpers.tpl
index 07352b6eea78314d708de849db55dd954deaf406..ef42140df054bf6bec1e6f49ddd975a91a7e4d25 100644
--- a/deploy/charts/djangoninja/templates/_helpers.tpl
+++ b/deploy/charts/djangoninja/templates/_helpers.tpl
@@ -60,3 +60,13 @@ Create the name of the service account to use
 {{- default "default" .Values.serviceAccount.name }}
 {{- end }}
 {{- end }}
+
+
+
+{{/*
+fullname for cronjob clean sessions
+*/}}
+{{- define "djangoninja.cleanSessionsCronName" -}}
+{{- printf "%s-clean-sessions" (include "djangoninja.fullname" .) }}
+{{- end }}
+
diff --git a/deploy/charts/djangoninja/templates/clean-session-cronjob.yaml b/deploy/charts/djangoninja/templates/clean-session-cronjob.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..5ff00bf84888815bfc12f6114f12628aa217f1dd
--- /dev/null
+++ b/deploy/charts/djangoninja/templates/clean-session-cronjob.yaml
@@ -0,0 +1,54 @@
+apiVersion: batch/v1beta1
+kind: CronJob
+metadata:
+  name:  {{ include "djangoninja.cleanSessionsCronName" . }}
+  labels:
+    {{- include "djangoninja.labels" . | nindent 4 }}
+    role: "clean-sessions"
+spec:
+  successfulJobsHistoryLimit: 1
+  failedJobsHistoryLimit: 2
+  schedule: "0 */2 * * *"
+  concurrencyPolicy: Forbid
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          restartPolicy: Never
+          {{- with .Values.imagePullSecrets }}
+          imagePullSecrets:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          containers:
+          - name: {{ printf "%s-clean-sessions" .Release.Name }}
+            image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+            command: ["python"]
+            args: ["manage.py", "clear-sessions-history", "--galaxyemail", "remi.planel@pasteur.fr", "--galaxyinstance", "Galaxy@Pasteur"]
+            imagePullPolicy: Always
+            env:
+              - name: DEBUG
+                value: "True"
+              - name: SECRET_KEY
+                value: {{ .Values.django.secret }}
+              - name: GALAXY_API_KEY
+                value: {{ .Values.galaxy.key }}
+              - name: DF_HOSTNAME
+                value: {{ .Release.Name }}  
+              - name: POSTGRES_PASSWORD
+                valueFrom:
+                  secretKeyRef:
+                    name: "{{ .Values.postgresql.user }}.{{ .Values.postgresql.teamId }}-postgresql.credentials.postgresql.acid.zalan.do"
+                    key: password
+              - name: POSTGRES_USER
+                valueFrom:
+                  secretKeyRef:
+                    name: "{{ .Values.postgresql.user }}.{{ .Values.postgresql.teamId }}-postgresql.credentials.postgresql.acid.zalan.do"
+                    key: username
+              - name: POSTGRES_DB 
+                value: {{ .Values.postgresql.name }}
+              - name: DATABASE_URL
+                value: "psql://$(POSTGRES_USER):$(POSTGRES_PASSWORD)@{{ .Values.postgresql.teamId }}-postgresql:5432/$(POSTGRES_DB)"
+
+            securityContext:
+              {{- toYaml .Values.securityContext | nindent 14 }}
+          
\ No newline at end of file