diff --git a/test/test_model.py b/test/test_model.py
index ae1e1034..46b26af2 100644
--- a/test/test_model.py
+++ b/test/test_model.py
@@ -165,7 +165,7 @@ def test_etherbone(self):
         #sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
         #sock.sendto(bytes(packet), ("192.168.1.1", 20000))
 
-        packet = EtherbonePacket(packet)
+        packet = EtherbonePacket(init=packet)
         packet.encoded = True
         packet.decode()
         print(packet)