diff --git a/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/mysql/stock/ErpStockMapper.java b/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/mysql/stock/ErpStockMapper.java
index 75d1671..63ff1ca 100644
--- a/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/mysql/stock/ErpStockMapper.java
+++ b/yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/dal/mysql/stock/ErpStockMapper.java
@@ -36,10 +36,6 @@ public interface ErpStockMapper extends BaseMapperX<ErpStockDO> {
     }
 
     default int updateCountIncrement(Long id, BigDecimal count, boolean negativeEnable) {
-        // 数量为 0 无库存增量（历史脏数据防护）：直接跳过，避免生成空 SET 的 UPDATE 抛异常 500
-        if (count.compareTo(BigDecimal.ZERO) == 0) {
-            return 0;
-        }
         LambdaUpdateWrapper<ErpStockDO> updateWrapper = new LambdaUpdateWrapper<ErpStockDO>()
                 .eq(ErpStockDO::getId, id);
         if (count.compareTo(BigDecimal.ZERO) > 0) {