diff --git a/helmfile/apps/nubus/values-opendesk-customization.yaml.gotmpl b/helmfile/apps/nubus/values-opendesk-customization.yaml.gotmpl
index 423d696b..9f19e906 100644
--- a/helmfile/apps/nubus/values-opendesk-customization.yaml.gotmpl
+++ b/helmfile/apps/nubus/values-opendesk-customization.yaml.gotmpl
@@ -143,6 +143,50 @@ nubusLdapServer:
   persistence:
     storageClass: {{ .Values.persistence.storageClassNames.RWO | quote }}
     size: {{ .Values.persistence.size.nubus.ldapServerData | quote }}
+  extraVolumes:
+    - name: "migration-scripts"
+      secret:
+        secretName: "ums-ldap-server-migration"
+        defaultMode: 0555
+  extraVolumeMounts:
+    - name: "migration-scripts"
+      mountPath: "/entrypoint.d/30-purge.sh"
+      subPath: "30-purge.sh"
+    - name: "migration-scripts"
+      mountPath: "/entrypoint.d/95-slapadd-24-ldiff.sh"
+      subPath: "95-slapadd-24-ldif.sh"
+  extraSecrets:
+    - name: "ums-ldap-server-migration"
+      stringData:
+        30-purge.sh: |
+          #!/usr/bin/env bash
+          me=$(basename "$0")
+          echo "- Running ${me}"
+          if [ -f /var/lib/univention-ldap/ldap-24-export.ldif ]; then
+            echo "- Cleaning up /var/lib/univention-ldap."
+            cd /var/lib/univention-ldap
+            rm -rf internal
+            rm -rf ldap
+            ls -l
+          else
+            echo "- File /var/lib/univention-ldap/ldap-24-export.ldif not found."
+          fi
+        95-slapadd-24-ldif.sh: |
+          #!/usr/bin/env bash
+          me=$(basename "$0")
+          echo "- Running ${me}"
+          ls -l /var/lib/univention-ldap
+          if [ -f /var/lib/univention-ldap/ldap-24-export.ldif ]; then
+            echo "- slapadd-ing /var/lib/univention-ldap/ldap-24-export.ldif, but not before deleting the directories /var/lib/univention-ldap/ldap and ./internal"
+            rm -rf /var/lib/univention-ldap/ldap
+            rm -rf /var/lib/univention-ldap/internal
+            mkdir /var/lib/univention-ldap/ldap
+            mkdir /var/lib/univention-ldap/internal
+            /usr/sbin/slapadd -l /var/lib/univention-ldap/ldap-24-export.ldif
+            mv /var/lib/univention-ldap/ldap-24-export.ldif /var/lib/univention-ldap/ldap-24-export.ldif-imported
+          else
+            echo "- File /var/lib/univention-ldap/ldap-24-export.ldif not found."
+          fi
 
 nubusPortalFrontend:
   additionalAnnotations:
diff --git a/helmfile/environments/default/charts.yaml b/helmfile/environments/default/charts.yaml
index 1bbdc759..43639de2 100644
--- a/helmfile/environments/default/charts.yaml
+++ b/helmfile/environments/default/charts.yaml
@@ -212,7 +212,7 @@ charts:
     registry: "registry.opencode.de"
     repository: "bmi/opendesk/components/platform-development/charts/opendesk-migrations"
     name: "opendesk-migrations"
-    version: "1.2.3"
+    version: "1.3.0"
     verify: true
   minio:
     # providerCategory: "Community"
diff --git a/helmfile/environments/default/images.yaml b/helmfile/environments/default/images.yaml
index eabced06..71b04eac 100644
--- a/helmfile/environments/default/images.yaml
+++ b/helmfile/environments/default/images.yaml
@@ -213,7 +213,7 @@ images:
     # upstreamRepository: "bmi/opendesk/components/platform-development/images/opendesk-migrations"
     registry: "registry.opencode.de"
     repository: "bmi/opendesk/components/platform-development/images/opendesk-migrations"
-    tag: "1.2.2@sha256:32afdd71c5b8003ed1609e389494ce10c715c5db64d4ed32a74d65b0f0227e64"
+    tag: "1.3.4@sha256:a91e897603170ebe993fa899572915d1bb6ece67d164908fc5dec824480de8f9"
   milter:
     # providerCategory: "Community"
     # providerResponsible: "openDesk"