diff --git a/quic/test_tools/quic_test_utils.h b/quic/test_tools/quic_test_utils.h
index 7a88d65..eb3d2e8 100644
--- a/quic/test_tools/quic_test_utils.h
+++ b/quic/test_tools/quic_test_utils.h
@@ -162,7 +162,7 @@
     QuicConnectionIdIncluded destination_connection_id_included,
     QuicConnectionIdIncluded source_connection_id_included,
     QuicPacketNumberLength packet_number_length,
-    ParsedQuicVersionVector* versions,
+    ParsedQuicVersion version,
     Perspective perspective);
 
 void CompareCharArraysWithHexError(const std::string& description,