diff --git a/platformapi/yinbaoapi/yinbaoapi.go b/platformapi/yinbaoapi/yinbaoapi.go
index dc1b063e..dd65c48b 100644
--- a/platformapi/yinbaoapi/yinbaoapi.go
+++ b/platformapi/yinbaoapi/yinbaoapi.go
@@ -256,7 +256,7 @@ type QueryProductImagesByBarcodeResult struct {
 //http://pospal.cn/openplatform/productapi.html#queryProductImagesByBarcode
 func (a *API) QueryProductImagesByBarcode(barcode string) (queryProductImagesByBarcodeResult []*QueryProductImagesByBarcodeResult, err error) {
 	result, err := a.AccessAPI("productOpenApi/queryProductImagesByBarcode", map[string]interface{}{
-		"barcode": barcode,
+		"productBarcode": barcode,
 	})
 	if err == nil {
 		utils.Map2StructByJson(result["data"], &queryProductImagesByBarcodeResult, false)