diff --git a/roles/base_setup/tasks/main.yml b/roles/base_setup/tasks/main.yml
index 386ae77..ea146e8 100644
--- a/roles/base_setup/tasks/main.yml
+++ b/roles/base_setup/tasks/main.yml
@@ -134,13 +134,12 @@
   become: yes
   tags: [deploy_base, ssh]
 
-- name: Add authorized keys for root (exclusive)
+- name: Set authorized keys for root
   authorized_key:
     user: root
     state: present
-    key: "{{ item }}"
+    key: "{{ ssh_public_keys | join('\n') }}"
     exclusive: yes
-  loop: "{{ ssh_public_keys }}"
   become: yes
   tags: [deploy_base, ssh]