diff --git a/quic/tools/quic_simple_dispatcher.h b/quic/tools/quic_simple_dispatcher.h
index e64614a..dbb5fdf 100644
--- a/quic/tools/quic_simple_dispatcher.h
+++ b/quic/tools/quic_simple_dispatcher.h
@@ -19,7 +19,7 @@
       const QuicCryptoServerConfig* crypto_config,
       QuicVersionManager* version_manager,
       std::unique_ptr<QuicConnectionHelperInterface> helper,
-      std::unique_ptr<QuicCryptoServerStream::Helper> session_helper,
+      std::unique_ptr<QuicCryptoServerStreamBase::Helper> session_helper,
       std::unique_ptr<QuicAlarmFactory> alarm_factory,
       QuicSimpleServerBackend* quic_simple_server_backend,
       uint8_t expected_server_connection_id_length);