diff --git a/plugins/inventory/proxmox.py b/plugins/inventory/proxmox.py
index 548389a..b4ccc4a 100644
--- a/plugins/inventory/proxmox.py
+++ b/plugins/inventory/proxmox.py
@@ -200,7 +200,7 @@ class InventoryModule(BaseInventoryPlugin):
 
             if networks and isinstance(networks, list):
                 for network in networks:
-                    for ip_address in network["ip-addresses"]:
+                    for ip_address in network.get("ip-addresses", []):
                         address = validate(ip_address["ip-address"])
         else:
             try: