diff --git a/quic/core/chlo_extractor.cc b/quic/core/chlo_extractor.cc
index 2398693..ec3a899 100644
--- a/quic/core/chlo_extractor.cc
+++ b/quic/core/chlo_extractor.cc
@@ -151,8 +151,8 @@
     return false;
   }
   QuicStringPiece data(frame.data_buffer, frame.data_length);
-  if (frame.stream_id ==
-          QuicUtils::GetCryptoStreamId(framer_->transport_version()) &&
+  if (QuicUtils::IsCryptoStreamId(framer_->transport_version(),
+                                  frame.stream_id) &&
       frame.offset == 0 && QuicTextUtils::StartsWith(data, "CHLO")) {
     return OnHandshakeData(data);
   }