diff --git a/tunnelrpc/quic/session_server.go b/tunnelrpc/quic/session_server.go
index 1d724742..82daa306 100644
--- a/tunnelrpc/quic/session_server.go
+++ b/tunnelrpc/quic/session_server.go
@@ -51,7 +51,7 @@ func (s *SessionManagerServer) Serve(ctx context.Context, stream io.ReadWriteClo
 
 	select {
 	case <-rpcConn.Done():
-		return rpcConn.Err()
+		return nil
 	case <-ctx.Done():
 		return ctx.Err()
 	}