diff --git a/confluent_server/confluent/discovery/protocols/ssdp.py b/confluent_server/confluent/discovery/protocols/ssdp.py
index 684f8c00..d483e7fc 100644
--- a/confluent_server/confluent/discovery/protocols/ssdp.py
+++ b/confluent_server/confluent/discovery/protocols/ssdp.py
@@ -108,9 +108,9 @@ def _process_snoop(peer, rsp, mac, known_peers, newmacs, peerbymacaddress, byeha
                 if not value.endswith('/DeviceDescription.json'):
                     return
         if handler:
-            eventlet.spawn_n(check_fish_handler, handler, peerdata, known_peers, newmacs, peerbymacaddress, machandlers, mac)
+            eventlet.spawn_n(check_fish_handler, handler, peerdata, known_peers, newmacs, peerbymacaddress, machandlers, mac, peer)
 
-def check_fish_handler(handler, peerdata, known_peers, newmacs, peerbymacaddress, machandlers, mac):
+def check_fish_handler(handler, peerdata, known_peers, newmacs, peerbymacaddress, machandlers, mac, peer):
     retdata = check_fish(('/DeviceDescription.json', peerdata))
     if retdata:
         known_peers.add(peer)