diff --git a/test/functional/p2p_v2_earlykeyresponse.py b/test/functional/p2p_v2_earlykeyresponse.py
index 32d2e1148a..4134274173 100755
--- a/test/functional/p2p_v2_earlykeyresponse.py
+++ b/test/functional/p2p_v2_earlykeyresponse.py
@@ -38,7 +38,7 @@ def initiate_v2_handshake(self, garbage_len=random.randrange(4096)):
             self.privkey_ours, self.ellswift_ours = ellswift_create()
             self.sent_garbage = random.randbytes(garbage_len)
             self.send_net_magic = False
-            return b"\xfa\xbf\xb5\xda"
+            return b"\xfd\xdd\xc6\xe1"
         else:
             self.can_data_be_received = True
             return self.ellswift_ours[4:] + self.sent_garbage