diff --git a/service/xboard/service.go b/service/xboard/service.go
index 85bdbfbc..98557676 100644
--- a/service/xboard/service.go
+++ b/service/xboard/service.go
@@ -5,6 +5,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
+	"io"
 	"net/http"
 	"sync"
 	"time"