diff --git a/route/src/main/java/pers/amos/mall/route/dal/repository/InventoryRepository.java b/route/src/main/java/pers/amos/mall/route/dal/repository/InventoryRepository.java
index 4e6a67d..576cc7c 100644
--- a/route/src/main/java/pers/amos/mall/route/dal/repository/InventoryRepository.java
+++ b/route/src/main/java/pers/amos/mall/route/dal/repository/InventoryRepository.java
@@ -16,5 +16,5 @@ public interface InventoryRepository extends IService<InventoryDO> {
     /**
      * 更新库存（乐观锁）
      */
-    boolean updateWithVersion(InventoryDO inventoryDO);
+    boolean update(InventoryDO inventoryDO);
 }
diff --git a/route/src/main/java/pers/amos/mall/route/dal/repository/impl/InventoryRepositoryImpl.java b/route/src/main/java/pers/amos/mall/route/dal/repository/impl/InventoryRepositoryImpl.java
index 7d2359b..f80ef2d 100644
--- a/route/src/main/java/pers/amos/mall/route/dal/repository/impl/InventoryRepositoryImpl.java
+++ b/route/src/main/java/pers/amos/mall/route/dal/repository/impl/InventoryRepositoryImpl.java
@@ -24,7 +24,7 @@ public class InventoryRepositoryImpl extends ServiceImpl<InventoryMapper, Invent
     }
     
     @Override
-    public boolean updateWithVersion(InventoryDO inventoryDO) {
+    public boolean update(InventoryDO inventoryDO) {
         if (inventoryDO.getRemainingStock() < 0) {
             LogUtil.warn("库存更新失败（剩余库存为负）, inventoryCode={}, remainingStock={}", 
                     inventoryDO.getInventoryCode(), inventoryDO.getRemainingStock());
diff --git a/route/src/main/java/pers/amos/mall/route/service/RouteServiceImpl.java b/route/src/main/java/pers/amos/mall/route/service/RouteServiceImpl.java
index b1e1b63..6b381b0 100644
--- a/route/src/main/java/pers/amos/mall/route/service/RouteServiceImpl.java
+++ b/route/src/main/java/pers/amos/mall/route/service/RouteServiceImpl.java
@@ -123,11 +123,11 @@ public class RouteServiceImpl implements RouteService {
         
         Integer beforeQty = inventory.getRemainingStock();
         
-        // 扣减剩余库存（使用乐观锁）
+        // 扣减剩余库存
         inventory.setRemainingStock(inventory.getRemainingStock() - dto.getQuantity());
         inventory.setUpdateTime(LocalDateTime.now());
         
-        boolean success = inventoryRepository.updateWithVersion(inventory);
+        boolean success = inventoryRepository.update(inventory);
         
         if (!success) {
             return Result.fail("INVENTORY_LOCK_FAILED", "库存锁定失败，可能库存不足或并发冲突");
@@ -297,7 +297,7 @@ public class RouteServiceImpl implements RouteService {
         inventory.setRemainingStock(inventory.getRemainingStock() - dto.getQuantity());
         inventory.setUpdateTime(LocalDateTime.now());
         
-        boolean success = inventoryRepository.updateWithVersion(inventory);
+        boolean success = inventoryRepository.update(inventory);
         
         if (!success) {
             return Result.fail("INVENTORY_LOCK_FAILED", "库存锁定失败，可能库存不足或并发冲突");