diff --git a/quic/test_tools/quic_test_utils.h b/quic/test_tools/quic_test_utils.h
index c3c29fa..89dc2dc 100644
--- a/quic/test_tools/quic_test_utils.h
+++ b/quic/test_tools/quic_test_utils.h
@@ -668,6 +668,12 @@
                                       QuicStreamOffset offset,
                                       StreamSendingState state);
 
+  void ReallySendRstStream(QuicStreamId id,
+                           QuicRstStreamErrorCode error,
+                           QuicStreamOffset bytes_written) {
+    QuicSession::SendRstStream(id, error, bytes_written);
+  }
+
  private:
   std::unique_ptr<QuicCryptoStream> crypto_stream_;
 };