diff --git a/src/main/java/com/spring/ifs/api/InventoryPartApi.java b/src/main/java/com/spring/ifs/api/InventoryPartApi.java
index e79346f9..322d634f 100644
--- a/src/main/java/com/spring/ifs/api/InventoryPartApi.java
+++ b/src/main/java/com/spring/ifs/api/InventoryPartApi.java
@@ -342,7 +342,7 @@ public class InventoryPartApi{
     public static PartIfsInventoryConfig getInventoryPartCost(Server srv, String contract, String partNo) throws APException {
         //公共参数
         StringBuilder searchSql = new StringBuilder();
-        searchSql.append("SELECT CONTRACT, PART_NO partNo, CONFIGURATION_ID, CONFIGURATION_ID, OBJID ifsRowId, OBJVERSION ifsRowVersion");
+        searchSql.append("SELECT CONTRACT, PART_NO partNo, CONFIGURATION_ID, CONFIGURATION_ID, estimated_material_cost, OBJID ifsRowId, OBJVERSION ifsRowVersion");
         searchSql.append(" FROM ifsapp.INVENTORY_PART_CONFIG");
         searchSql.append(" WHERE CONTRACT = :contract AND PART_NO = :partNo AND CONFIGURATION_ID = :configurationId");
         //设置查询的入参