diff --git a/quic/core/tls_server_handshaker.h b/quic/core/tls_server_handshaker.h
index 479342e..cb55d59 100644
--- a/quic/core/tls_server_handshaker.h
+++ b/quic/core/tls_server_handshaker.h
@@ -60,7 +60,7 @@
   CryptoMessageParser* crypto_message_parser() override;
 
  protected:
-  TlsConnection* tls_connection() { return &tls_connection_; }
+  TlsConnection* tls_connection() override { return &tls_connection_; }
 
   // Called when a new message is received on the crypto stream and is available
   // for the TLS stack to read.