diff --git a/charts/dbildungs-iam-server/templates/_dbildungs-iam-server-envs.tpl b/charts/dbildungs-iam-server/templates/_dbildungs-iam-server-envs.tpl
index f848b2f9e..8ae0a3964 100644
--- a/charts/dbildungs-iam-server/templates/_dbildungs-iam-server-envs.tpl
+++ b/charts/dbildungs-iam-server/templates/_dbildungs-iam-server-envs.tpl
@@ -1,124 +1,94 @@
 {{- define "dbildungs-iam-server-backend-envs" }}
-          - name: DB_SECRET
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: db-password
-          - name: DB_USERNAME
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: db-username
-          - name: DB_HOST
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: db-host
-          - name: KC_ADMIN_SECRET
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: keycloak-adminSecret
-          - name: DB_CLIENT_URL
-            value: "postgres://$(DB_HOST)/"
-          - name: KC_CLIENT_SECRET
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: keycloak-clientSecret
-          - name: KC_SERVICE_CLIENT_PRIVATE_JWKS
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: service-account-private-jwks
-          - name: FRONTEND_SESSION_SECRET
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: frontend-sessionSecret
-          - name: ITSLEARNING_ENABLED
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: itslearning-enabled
-          - name: ITSLEARNING_ENDPOINT
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: itslearning-endpoint
-          - name: ITSLEARNING_USERNAME
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: itslearning-username
-          - name: ITSLEARNING_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: itslearning-password
-          - name: LDAP_ADMIN_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: ldap-admin-password
-          - name: PI_BASE_URL
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: pi-base-url
-          - name: PI_ADMIN_USER
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: pi-admin-user
-          - name: PI_ADMIN_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: pi-admin-password
-          - name: PI_USER_RESOLVER
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: pi-user-resolver
-          - name: PI_REALM
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: pi-user-realm
-          - name: REDIS_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: redis-password
-          - name: VIDIS_BASE_URL
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: vidis-base-url
-          - name: VIDIS_USERNAME
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: vidis-username
-          - name: VIDIS_PASSWORD
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: vidis-password
-          - name: VIDIS_REGION_NAME
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: vidis-region-name
-          - name: VIDIS_KEYCLOAK_GROUP
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: vidis-keycloak-group
-          - name: VIDIS_KEYCLOAK_ROLE
-            valueFrom:
-              secretKeyRef:
-                  name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
-                  key: vidis-keycloak-role
+- name: DB_SECRET
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: db-password
+- name: DB_USERNAME
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: db-username
+- name: DB_HOST
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: db-host
+- name: KC_ADMIN_SECRET
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: keycloak-adminSecret
+- name: DB_CLIENT_URL
+  value: "postgres://$(DB_HOST)/"
+- name: KC_CLIENT_SECRET
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: keycloak-clientSecret
+- name: KC_SERVICE_CLIENT_PRIVATE_JWKS
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: service-account-private-jwks
+- name: FRONTEND_SESSION_SECRET
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: frontend-sessionSecret
+- name: ITSLEARNING_ENABLED
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: itslearning-enabled
+- name: ITSLEARNING_ENDPOINT
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: itslearning-endpoint
+- name: ITSLEARNING_USERNAME
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: itslearning-username
+- name: ITSLEARNING_PASSWORD
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: itslearning-password
+- name: LDAP_ADMIN_PASSWORD
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: ldap-admin-password
+- name: PI_BASE_URL
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: pi-base-url
+- name: PI_ADMIN_USER
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: pi-admin-user
+- name: PI_ADMIN_PASSWORD
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: pi-admin-password
+- name: PI_USER_RESOLVER
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: pi-user-resolver
+- name: PI_REALM
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: pi-user-realm
+- name: REDIS_PASSWORD
+  valueFrom:
+    secretKeyRef:
+        name: {{ default .Values.auth.existingSecret .Values.auth.secretName }}
+        key: redis-password
 {{- end}}
diff --git a/charts/dbildungs-iam-server/templates/backend-deployment.yaml b/charts/dbildungs-iam-server/templates/backend-deployment.yaml
index 0c5b14b06..56a8aae53 100644
--- a/charts/dbildungs-iam-server/templates/backend-deployment.yaml
+++ b/charts/dbildungs-iam-server/templates/backend-deployment.yaml
@@ -45,9 +45,9 @@ spec:
           command: [ "node", "dist/src/console/main.js", "keycloak", "update-clients", "dev" ]
           env:
             {{- include "dbildungs-iam-server-backend-envs" . | indent  12 }}
-              {{- if .Values.backend.extraEnvVars }}
-              {{ toYaml .Values.backend.extraEnvVars | nindent 12 }}
-              {{- end }}
+            {{- if .Values.backend.extraEnvVars }}
+            {{ toYaml .Values.backend.extraEnvVars | nindent 12 }}
+            {{- end }}
           envFrom:
             - configMapRef:
                 name: {{ template "common.names.name" . }}
diff --git a/charts/dbildungs-iam-server/templates/configmap.yaml b/charts/dbildungs-iam-server/templates/configmap.yaml
index 6603a8e9f..67068141c 100644
--- a/charts/dbildungs-iam-server/templates/configmap.yaml
+++ b/charts/dbildungs-iam-server/templates/configmap.yaml
@@ -28,3 +28,4 @@ data:
   ITSLEARNING_ROOT: '{{ .Values.itslearning.root }}'
   ITSLEARNING_ROOT_OEFFENTLICH: '{{ .Values.itslearning.rootOeffentlich }}'
   ITSLEARNING_ROOT_ERSATZ: '{{ .Values.itslearning.rootErsatz }}'
+  NODE_OPTIONS: "--max-old-space-size={{ .Values.backend.env.maxOldSpaceSize }}"
diff --git a/charts/dbildungs-iam-server/values.yaml b/charts/dbildungs-iam-server/values.yaml
index b175bda68..889ee89ba 100644
--- a/charts/dbildungs-iam-server/values.yaml
+++ b/charts/dbildungs-iam-server/values.yaml
@@ -145,6 +145,7 @@ backend:
     renameWaitingTimeInSeconds: 3
     stepUpTimeoutInSeconds: 900
     stepUpTimeoutEnabled: 'false'
+    maxOldSpaceSize: 3584
 
 autoscaling:
   enabled: false