diff --git a/output/cross.go b/output/cross.go
index 0d4613a..bd0af89 100644
--- a/output/cross.go
+++ b/output/cross.go
@@ -25,7 +25,6 @@ import (
 	"path/filepath"
 	"strconv"
 	"strings"
-	"runtime"
 	"github.com/b3log/wide/conf"
 	"github.com/b3log/wide/i18n"
 	"github.com/b3log/wide/session"