diff --git a/mhd-api/mhd-api-system/src/main/java/com/mhd/system/api/WmsServiceFeign.java b/mhd-api/mhd-api-system/src/main/java/com/mhd/system/api/WmsServiceFeign.java
index 743be7c29..558c4250e 100644
--- a/mhd-api/mhd-api-system/src/main/java/com/mhd/system/api/WmsServiceFeign.java
+++ b/mhd-api/mhd-api-system/src/main/java/com/mhd/system/api/WmsServiceFeign.java
@@ -141,4 +141,14 @@ public interface WmsServiceFeign {
     @ApiOperation("生成拣货单")
     @PostMapping("/stockOutOrderApi/genPickingOrderByOms")
     public AjaxResult genPickingOrderByOms(@RequestBody com.mhd.system.api.domain.StockOutOrderDTO stockOutOrderDTO);
+
+    /**
+     * OMS批量签名：更新WMS入/出库单签名字段
+     *
+     * <p>OMS端勾选记录批量签名后，通过此Feign调用WMS的 /stockSignatureApi/batchSign 接口，
+     * 同步更新WMS stock_in_order / stock_out_order 表的签名状态、签名时间、签名图片、签名备注。</p>
+     */
+    @ApiOperation("OMS批量签名-同步WMS入/出库单签名字段")
+    @PostMapping("/stockSignatureApi/batchSign")
+    public AjaxResult batchSignWms(@RequestBody SignatureBatchFeignDTO dto);
 }
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