diff --git a/truenas_migrate/migrate.py b/truenas_migrate/migrate.py
index 949cdf4..2c774e9 100644
--- a/truenas_migrate/migrate.py
+++ b/truenas_migrate/migrate.py
@@ -316,7 +316,7 @@ async def _migrate_iscsi_portals(
         log.error(msg); summary.errors.append(msg); return
 
     def _ip_set(p: dict) -> frozenset:
-        return frozenset((l["ip"], l["port"]) for l in p.get("listen", []))
+        return frozenset(l["ip"] for l in p.get("listen", []))
 
     existing_ip_sets = [(_ip_set(p), p["id"]) for p in existing]
     log.info("  Destination has %d existing portal(s).", len(existing))