diff --git a/script/sql/mysql/stock.sql b/script/sql/mysql/stock.sql
index 42d9c186..5d7bb9c6 100644
--- a/script/sql/mysql/stock.sql
+++ b/script/sql/mysql/stock.sql
@@ -41,6 +41,7 @@ create table wms_material_coil
     parent_coil_nos      varchar(500)                         null comment '父卷号（合卷或分卷时用，逗号分隔）',
     item_id      bigint                             not null comment '物品ID（指向原材料或产品主键）',
     item_type    varchar(20)                        not null comment '物品类型（raw_material/product）',
+    weight           decimal(10,2)                     null comment '重量',
     status               tinyint(1) default 0                  null comment '状态（0=在库，1=在途，2=已出库）',
     remark               varchar(255)                         null comment '备注',
     del_flag             tinyint(1) default 0                  not null comment '删除标志（0=正常，1=已删除）',