diff --git a/playbook/jobs/init_k3s_cluster_apisix b/playbook/jobs/init_k3s_cluster_apisix
index 525b191f..b9b3b239 100644
--- a/playbook/jobs/init_k3s_cluster_apisix
+++ b/playbook/jobs/init_k3s_cluster_apisix
@@ -10,7 +10,7 @@
         group: master
         cni: kubeovn
         ingress: apisix
-        external-dns: disable
+        external_dns: disable
         version: 'v1.24.7+k3s1'
         pod_cidr: '10.10.0.0/16'
         pod_gateway: '10.10.0.1'
diff --git a/playbook/jobs/init_k3s_cluster_bookinfo b/playbook/jobs/init_k3s_cluster_bookinfo
index 0b2ffff4..f62b7426 100644
--- a/playbook/jobs/init_k3s_cluster_bookinfo
+++ b/playbook/jobs/init_k3s_cluster_bookinfo
@@ -10,7 +10,7 @@
         group: master
         cni: kubeovn
         ingress: apisix
-        external-dns: disable
+        external_dns: disable
         version: 'v1.24.7+k3s1'
         pod_cidr: '10.20.0.0/16'
         pod_gateway: '10.20.0.1'