diff --git a/ansible/k8s/kubespray/inventory/k8s-01/credentials/kubeadm_certificate_key.creds b/ansible/k8s/kubespray/inventory/k8s-01/credentials/kubeadm_certificate_key.creds
new file mode 100644
index 0000000000000000000000000000000000000000..de8d526aa0b3edc2502020332aa12ec23c945520
--- /dev/null
+++ b/ansible/k8s/kubespray/inventory/k8s-01/credentials/kubeadm_certificate_key.creds
@@ -0,0 +1 @@
+dd5689f3dCda9a8dc245c6dEfEcA1FFdA3Ece3DAB6De3dd2d4DcB1f0a995CcCa
diff --git a/ansible/k8s/kubespray/inventory/k8s-01/group_vars/k8s_cluster/k8s-cluster.yml b/ansible/k8s/kubespray/inventory/k8s-01/group_vars/k8s_cluster/k8s-cluster.yml
index 24c825121815c320edaa4de0e69e77923d029527..01b8c6a8d14cc15768047ca343f1bba1de3d699d 100644
--- a/ansible/k8s/kubespray/inventory/k8s-01/group_vars/k8s_cluster/k8s-cluster.yml
+++ b/ansible/k8s/kubespray/inventory/k8s-01/group_vars/k8s_cluster/k8s-cluster.yml
@@ -42,7 +42,7 @@ kube_oidc_auth: true
 ## Variables for OpenID Connect Configuration https://kubernetes.io/docs/admin/authentication/
 ## To use OpenID you have to deploy additional an OpenID Provider (e.g Dex, Keycloak, ...)
 
-kube_oidc_url: https://dex.k8s-01.sch.bme.hu
+kube_oidc_url: https://dex.maze.sch.bme.hu
 kube_oidc_client_id: dex-k8s-authenticator
 ## Optional settings for OIDC
 # kube_oidc_ca_file: "{{ kube_cert_dir }}/ca.pem"
@@ -245,9 +245,9 @@ podsecuritypolicy_enabled: false
 ## Supplementary addresses that can be added in kubernetes ssl keys.
 ## That can be useful for example to setup a keepalived virtual IP
 supplementary_addresses_in_ssl_keys: 
-  - "152.66.192.33"
-  - "k8s-01.sch.bme.hu"
-  - "api.k8s-01.sch.bme.hu"
+  - "152.66.211.122"
+  - "maze.sch.bme.hu"
+  - "api.maze.sch.bme.hu"
 
 ## Running on top of openstack vms with cinder enabled may lead to unschedulable pods due to NoVolumeZoneConflict restriction in kube-scheduler.
 ## See https://github.com/kubernetes-sigs/kubespray/issues/2141
diff --git a/ansible/k8s/kubespray/inventory/k8s-01/hosts.yaml b/ansible/k8s/kubespray/inventory/k8s-01/hosts.yaml
index 9a864000725baafc0a99d67b4158bf14126dc5aa..3f207ed029ceb94057432d6c9d402057a2651aa1 100644
--- a/ansible/k8s/kubespray/inventory/k8s-01/hosts.yaml
+++ b/ansible/k8s/kubespray/inventory/k8s-01/hosts.yaml
@@ -6,37 +6,37 @@ all:
     master-01:
       ansible_user: ubuntu
       ansible_become: yes
-      ansible_host: 192.168.98.11
+      ansible_host: master-01.internal.maze
       ip: 192.168.98.11
       access_ip: 192.168.98.11
     master-02:
       ansible_user: ubuntu
       ansible_become: yes
-      ansible_host: 192.168.98.12
+      ansible_host: master-02.internal.maze
       ip: 192.168.98.12
       access_ip: 192.168.98.12
     master-03:
       ansible_user: ubuntu
       ansible_become: yes
-      ansible_host: 192.168.98.13
+      ansible_host: master-03.internal.maze
       ip: 192.168.98.13
       access_ip: 192.168.98.13
     worker-01:
       ansible_user: ubuntu
       ansible_become: yes
-      ansible_host: 192.168.98.21
+      ansible_host: worker-01.internal.maze
       ip: 192.168.98.21
       access_ip: 192.168.98.21
     worker-02:
       ansible_user: ubuntu
       ansible_become: yes
-      ansible_host: 192.168.98.22
+      ansible_host: worker-02.internal.maze
       ip: 192.168.98.22
       access_ip: 192.168.98.22
     worker-03:
       ansible_user: ubuntu
       ansible_become: yes
-      ansible_host: 192.168.98.23
+      ansible_host: worker-03.internal.maze
       ip: 192.168.98.23
       access_ip: 192.168.98.23
   children:
diff --git a/ansible/maze/main/base.yaml b/ansible/maze/main/base.yaml
index cffe3396222bff3e43705d62286347f50096a6a6..05bcab163b4f1146245b7a8a2cbc82703709f96c 100644
--- a/ansible/maze/main/base.yaml
+++ b/ansible/maze/main/base.yaml
@@ -10,3 +10,8 @@
         state: present
         key: "{{ item }}"
       loop: "{{ ssh_keys }}"
+    - name: Install packages
+      package:
+        state: present
+        name:
+          - nfs-kernel-server