diff --git a/new_inventory.ini.sample b/new_inventory.ini.sample
index 5bda407..792ee30 100644
--- a/new_inventory.ini.sample
+++ b/new_inventory.ini.sample
@@ -5,4 +5,4 @@
 hetzner_webservice_username=<hetzner_webservice_username>
 hetzner_webservice_password=<hetzner_webservice_password>
 rescue_authorized_key=<fingerprint of ssh key to use in rescue mode>
-authorized_keys='["<key1>", "<key2>"]'
+authorized_keys=["<key1>", "<key2>"]
diff --git a/roles/install_arch/tasks/main.yml b/roles/install_arch/tasks/main.yml
index 2590b56..5b351f1 100644
--- a/roles/install_arch/tasks/main.yml
+++ b/roles/install_arch/tasks/main.yml
@@ -92,7 +92,7 @@
       key: '{{ item }}'
       path: /mnt/root/.ssh/authorized_keys
       user: root
-  with_items: authorized_keys
+  with_items: '{{ authorized_keys }}'
 
 - name: enable sshd
   command: /usr/bin/arch-chroot /mnt /usr/bin/systemctl enable sshd.service