diff --git a/kubernetes/10_pvc.yaml b/kubernetes/10_pvc.yaml
index 59b84fd..47ea77a 100644
--- a/kubernetes/10_pvc.yaml
+++ b/kubernetes/10_pvc.yaml
@@ -40,17 +40,3 @@ spec:
   resources:
     requests:
       storage: 10G
----
-kind: PersistentVolumeClaim
-apiVersion: v1
-metadata:
-  name: zammad-backup
-  namespace: zammad
-  annotations:
-    volume.beta.kubernetes.io/storage-class: standard
-spec:
-  accessModes:
-  - ReadWriteMany
-  resources:
-    requests:
-      storage: 10G
\ No newline at end of file
diff --git a/kubernetes/20_configmap_backup.yaml b/kubernetes/20_configmap_backup.yaml
deleted file mode 100644
index 00e384f..0000000
--- a/kubernetes/20_configmap_backup.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: zammad-backup
-  namespace: zammad
-data:
-  S3_PATH: s3://BUCKET_NAME/
diff --git a/kubernetes/30_secret_backup.yaml b/kubernetes/30_secret_backup.yaml
deleted file mode 100644
index e7ede46..0000000
--- a/kubernetes/30_secret_backup.yaml
+++ /dev/null
@@ -1,9 +0,0 @@
-apiVersion: v1
-kind: Secret
-metadata:
-  name: zammad-backup-s3
-  namespace: zammad
-type: Opaque
-data:
-  ACCESS_KEY: 'bash ACCESS_KEY | base64'
-  SECRET_KEY: 'bash SECRET_KEY | base64'
\ No newline at end of file
diff --git a/kubernetes/56_statefulset_backup.yaml b/kubernetes/56_statefulset_backup.yaml
deleted file mode 100644
index 9b1ad22..0000000
--- a/kubernetes/56_statefulset_backup.yaml
+++ /dev/null
@@ -1,38 +0,0 @@
-apiVersion: apps/v1beta1
-kind: StatefulSet
-metadata:
-  name: zammad-backup
-  namespace: zammad
-  labels:
-    component: backup
-    app: zammad
-spec:
-  serviceName: zammad-backup
-  replicas: 1
-  template:
-    metadata:
-      labels:
-        component: backup
-        app: zammad
-    spec:
-      terminationGracePeriodSeconds: 10
-      volumes:
-      - name: zammad-home
-        persistentVolumeClaim:
-          claimName: zammad-home
-      - name: zammad-backup
-        persistentVolumeClaim:
-          claimName: zammad-backup
-      containers:
-      - name: zammad-backup
-        image: zammad/zammad-docker-compose:zammad-postgresql
-        command:
-          - /usr/local/bin/backup.sh
-        args:
-          - zammad-backup
-        imagePullPolicy: Always
-        volumeMounts:
-        - mountPath: /home/zammad
-          name: zammad-home
-        - mountPath: /var/tmp/zammad
-          name: zammad-backup
\ No newline at end of file
diff --git a/kubernetes/60_cronjob_backup.yaml b/kubernetes/60_cronjob_backup.yaml
deleted file mode 100644
index 821be48..0000000
--- a/kubernetes/60_cronjob_backup.yaml
+++ /dev/null
@@ -1,51 +0,0 @@
----
-apiVersion: batch/v1beta1
-kind: CronJob
-metadata:
-  name: zammad-backup
-  namespace: zammad
-  labels:
-    component: cronjob
-    app: backup
-spec:
-  failedJobsHistoryLimit: 0
-  successfulJobsHistoryLimit: 0
-  concurrencyPolicy: Forbid
-  schedule: "0 0 * * *"
-  jobTemplate:
-    spec:
-      template:
-        metadata:
-          labels:
-            component: cronjob
-            app: backup
-        spec:
-          volumes:
-          - name: zammad-backup
-            persistentVolumeClaim:
-              claimName: zammad-backup
-          containers:
-          - name: zammad-backup-s3
-            imagePullPolicy: Always
-            image: robbydooo/docker-backup-to-s3
-            args:
-            - "/start.sh"
-            - "no-cron"
-            envFrom:
-            - configMapRef:
-               name: zammad-backup
-            env:
-            - name: ACCESS_KEY
-              valueFrom:
-                secretKeyRef:
-                  name: zammad-backup-s3
-                  key: ACCESS_KEY
-            - name: SECRET_KEY
-              valueFrom:
-                secretKeyRef:
-                  name: zammad-backup-s3
-                  key: SECRET_KEY
-            volumeMounts:
-            - mountPath: /data
-              name: zammad-backup
-          restartPolicy: OnFailure
\ No newline at end of file
diff --git a/kubernetes/Readme.md b/kubernetes/Readme.md
index 4526c3d..25bc459 100644
--- a/kubernetes/Readme.md
+++ b/kubernetes/Readme.md
@@ -5,19 +5,20 @@
 - On every node you need to set `sysctl -w vm.max_map_count=262144`
 - Change the ingress to your needs.
 
-## Amazon S3 Backup
-
-If you want to be synced with a S3 bucket, then just fill the `30_secret_backup.yaml` with your secret and access keys.
-
-```bash
-echo -n "ACCESS_KEY" | base64
-echo -n "SECRET_KEY" | base64
-```
-
-Change the bucket path in the `20_configmap_backup.yaml`.
-
-That's it.
 
 ## Deploy zammad
 
-Hit `kubectl apply -f ./` and wait till everything is setup.
\ No newline at end of file
+### Install on Minikube example
+
+* Install kubectl
+  * https://kubernetes.io/docs/tasks/tools/install-kubectl/
+* Install Minkube
+  * https://github.com/kubernetes/minikube
+* minikube start --memory=4096 --cpus=2
+* minikube ssh
+  * su -
+  * sysctl -w vm.max_map_count=262144
+* kubectl apply -f .
+* minikube dashboard
+  * switch to namespace "zammad"
+  * open "Overview" and wait until all pods are green