diff --git a/TestON/tests/SCPFswitchLat/SCPFswitchLat.params b/TestON/tests/SCPFswitchLat/SCPFswitchLat.params
index 701c034..4306fa0 100644
--- a/TestON/tests/SCPFswitchLat/SCPFswitchLat.params
+++ b/TestON/tests/SCPFswitchLat/SCPFswitchLat.params
@@ -39,7 +39,7 @@
         <ofpRoleReply>OF 1.3 90 of_role_reply</ofpRoleReply>
         <featureReply>OF 1.3 98 of_features_reply</featureReply>
         <roleRequest>OF 1.3 90 of_role_request</roleRequest>
-        <tcpSynAck>TCP 74 6653</tcpSynAck>
+        <tcpSynAck>TCP 74 openflow</tcpSynAck>
         <finAckSequence>FIN</finAckSequence>
     </TSHARK>