diff --git a/bundles/backup-server/metadata.py b/bundles/backup-server/metadata.py
index b6561f5..5559eb2 100644
--- a/bundles/backup-server/metadata.py
+++ b/bundles/backup-server/metadata.py
@@ -5,14 +5,16 @@ from ipaddress import ip_interface
     'users/backup-receiver/authorized_keys'
 )
 def backup_authorized_keys(metadata):
+    authorized_keys = []
+    
+    for other_node in repo.nodes:
+        if other_node.metadata.get('backup/server') == node.name:
+            authorized_keys.append(other_node.metadata.get('users/root/pubkey'))
+        
     return {
         'users': {
             'backup-receiver': {
-                'authorized_keys': [
-                    other_node.metadata.get('users/root/pubkey')
-                        for other_node in repo.nodes
-                        if other_node.metadata.get('backup/server') == node.name
-                ],
+                'authorized_keys': authorized_keys,
             },
         },
     }