diff --git a/service/xboard/service.go b/service/xboard/service.go
index 0c0a305e..4a4e90ea 100644
--- a/service/xboard/service.go
+++ b/service/xboard/service.go
@@ -3,7 +3,6 @@ package xboard
 import (
 	"bytes"
 	"context"
-	"crypto/sha256"
 	"encoding/base64"
 	"encoding/json"
 	"fmt"