diff --git a/bundles/users/items.py b/bundles/users/items.py
index 85a0777..9026e67 100644
--- a/bundles/users/items.py
+++ b/bundles/users/items.py
@@ -49,7 +49,7 @@ for username, attrs in node.metadata['users'].items():
 
         if 'ssh_pubkey' in attrs:
             files[home + '/.ssh/authorized_keys'] = {
-                'content': "\n".join(attrs['ssh_pubkey']),
+                'content': '\n'.join(sorted(attrs['ssh_pubkey'])) + '\n',
                 'owner': username,
                 'mode': '0600',
             }