diff --git a/ansible/inventories/sifi.yaml b/ansible/inventories/sifi.yaml
index ff6b817..e5e58e2 100644
--- a/ansible/inventories/sifi.yaml
+++ b/ansible/inventories/sifi.yaml
@@ -7,6 +7,7 @@ sifi:
           #ansible_host:  146.48.108.51 #[WAN public ip]
           #ansible_host: 10.20.30.111
     wireguard:
+      hosts:
         wireguarder.sifi.isti.cnr.it:
         #  ansible_host: 146.48.108.13
     nameserver: