diff --git a/tools/images/kubeadm-aio/assets/opt/playbooks/roles/deploy-kubeadm-master/tasks/helm-deploy.yaml b/tools/images/kubeadm-aio/assets/opt/playbooks/roles/deploy-kubeadm-master/tasks/helm-deploy.yaml
index 7317ce40f..83e738194 100644
--- a/tools/images/kubeadm-aio/assets/opt/playbooks/roles/deploy-kubeadm-master/tasks/helm-deploy.yaml
+++ b/tools/images/kubeadm-aio/assets/opt/playbooks/roles/deploy-kubeadm-master/tasks/helm-deploy.yaml
@@ -34,7 +34,7 @@
         volumes:
           - /etc/kubernetes/admin.conf:/etc/kubernetes/admin.conf:ro
         env:
-          KUBECONFIG=/etc/kubernetes/admin.conf
+          KUBECONFIG: /etc/kubernetes/admin.conf
       register: kubeadm_aio_tiller_container
       ignore_errors: True
     - name: wait for tiller to be ready