diff --git a/seichi-onp-k8s/cluster-boot-up/ansible/roles/11-kubeadm-join-cp/tasks/main.yaml b/seichi-onp-k8s/cluster-boot-up/ansible/roles/11-kubeadm-join-cp/tasks/main.yaml
index acae10b23..dd8af67c0 100644
--- a/seichi-onp-k8s/cluster-boot-up/ansible/roles/11-kubeadm-join-cp/tasks/main.yaml
+++ b/seichi-onp-k8s/cluster-boot-up/ansible/roles/11-kubeadm-join-cp/tasks/main.yaml
@@ -6,4 +6,4 @@
 
 - name: Execute kubeadm join command
   become: yes
-  shell: "kubeadm join --config /root/join_kubeadm_cp.yaml" --allow-experimental-api
+  shell: "kubeadm join --config /root/join_kubeadm_cp.yaml"
diff --git a/seichi-onp-k8s/cluster-boot-up/ansible/roles/12-kubeadm-join-wk/tasks/main.yaml b/seichi-onp-k8s/cluster-boot-up/ansible/roles/12-kubeadm-join-wk/tasks/main.yaml
index 72fbe5932..99a8841ed 100644
--- a/seichi-onp-k8s/cluster-boot-up/ansible/roles/12-kubeadm-join-wk/tasks/main.yaml
+++ b/seichi-onp-k8s/cluster-boot-up/ansible/roles/12-kubeadm-join-wk/tasks/main.yaml
@@ -6,5 +6,5 @@
 
 - name: Execute kubeadm join command
   become: yes
-  shell: "kubeadm join --config /root/join_kubeadm_wk.yaml" --allow-experimental-api
+  shell: "kubeadm join --config /root/join_kubeadm_wk.yaml"
  
\ No newline at end of file
diff --git a/seichi-onp-k8s/cluster-boot-up/scripts/nodes/k8s-node-setup.sh b/seichi-onp-k8s/cluster-boot-up/scripts/nodes/k8s-node-setup.sh
index c0a62f0c7..180780c8c 100644
--- a/seichi-onp-k8s/cluster-boot-up/scripts/nodes/k8s-node-setup.sh
+++ b/seichi-onp-k8s/cluster-boot-up/scripts/nodes/k8s-node-setup.sh
@@ -323,7 +323,7 @@ protectKernelDefaults: true
 EOF
 
 # Install Kubernetes without kube-proxy
-kubeadm init --config "$HOME"/init_kubeadm.yaml --skip-phases=addon/kube-proxy --ignore-preflight-errors=NumCPU,Mem --allow-experimental-api
+kubeadm init --config "$HOME"/init_kubeadm.yaml --skip-phases=addon/kube-proxy --ignore-preflight-errors=NumCPU,Mem
 
 mkdir -p "$HOME"/.kube
 cp -i /etc/kubernetes/admin.conf "$HOME"/.kube/config