diff --git a/export/xlsx.go b/export/xlsx.go
index bc72551..fa29b9c 100644
--- a/export/xlsx.go
+++ b/export/xlsx.go
@@ -189,5 +189,6 @@ func dealTag(tag string) map[string]string {
 }
 
 func (e *Exporter) Save() error {
+	defer e.xlsx.Close()
 	return e.xlsx.SaveAs(fmt.Sprintf("%s/%s", e.Path, e.File))
 }