diff --git a/roles/kube-master/tasks/main.yml b/roles/kube-master/tasks/main.yml
index 8da6444..e767c76 100644
--- a/roles/kube-master/tasks/main.yml
+++ b/roles/kube-master/tasks/main.yml
@@ -40,19 +40,12 @@
   debug:
     var: flannel_manifest.stdout
 
-- name: Forçar uso da interface correta
+- name: Adicionar --iface=eth1 ao flanneld
   become: true
-  replace:
+  ansible.builtin.lineinfile:
     path: /tmp/kube-flannel.yml
-    regexp: 'command: 
-\[.*?flanneld.*?\]
-'
-    replace: |
-      command:
-        - /opt/bin/flanneld
-        - --ip-masq
-        - --kube-subnet-mgr
-        - --iface=eth1
+    insertafter: '        - --kube-subnet-mgr'
+    line: '        - --iface=eth1'