diff --git a/virtual-patient-model/src/main/java/com/supervision/model/MaterialLibrary.java b/virtual-patient-model/src/main/java/com/supervision/model/MaterialLibrary.java
index 1e0146c0..e0d735da 100644
--- a/virtual-patient-model/src/main/java/com/supervision/model/MaterialLibrary.java
+++ b/virtual-patient-model/src/main/java/com/supervision/model/MaterialLibrary.java
@@ -39,6 +39,9 @@ public class MaterialLibrary implements Serializable {
     @ApiModelProperty("目录id")
     private String directoryId;
 
+    @ApiModelProperty("素材描述")
+    private String materialDesc;
+
     /**
      * 创建人ID
      */
diff --git a/virtual-patient-model/src/main/resources/mapper/MaterialLibraryMapper.xml b/virtual-patient-model/src/main/resources/mapper/MaterialLibraryMapper.xml
index d4ba7726..47013126 100644
--- a/virtual-patient-model/src/main/resources/mapper/MaterialLibraryMapper.xml
+++ b/virtual-patient-model/src/main/resources/mapper/MaterialLibraryMapper.xml
@@ -10,6 +10,7 @@
             <result property="materialName" column="material_name" jdbcType="VARCHAR"/>
             <result property="materialType" column="material_type" jdbcType="VARCHAR"/>
             <result property="directoryId" column="directory_id" jdbcType="VARCHAR"/>
+            <result property="materialDesc" column="material_desc" jdbcType="VARCHAR"/>
             <result property="createUserId" column="create_user_id" jdbcType="VARCHAR"/>
             <result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
             <result property="updateUserId" column="update_user_id" jdbcType="VARCHAR"/>
@@ -18,7 +19,7 @@
 
     <sql id="Base_Column_List">
         id,file_resource_id,material_name,
-        material_type,directory_id,create_user_id,create_time,
+        material_type,directory_id,material_desc,create_user_id,create_time,
         update_user_id,update_time
     </sql>
 </mapper>
diff --git a/virtual-patient-web/src/main/resources/sqlScript/todo.sql b/virtual-patient-web/src/main/resources/sqlScript/todo.sql
index 5ced5bce..4033a93c 100644
--- a/virtual-patient-web/src/main/resources/sqlScript/todo.sql
+++ b/virtual-patient-web/src/main/resources/sqlScript/todo.sql
@@ -105,4 +105,8 @@ alter table vp_medical_rec
     add patient_head_pic varchar(64) null comment '病人头像  对应vp_file_resource表的id' after patient_name;
 -- 添加数字人类型
 alter table vp_medical_rec
-    add digital_human_type varchar(16) null comment '数字人类型 0:离线数字人 1:在线数字人' after patient_name;
\ No newline at end of file
+    add digital_human_type varchar(16) null comment '数字人类型 0:离线数字人 1:在线数字人' after patient_name;
+
+-- 添加素材说明
+alter table vp_material_library
+    add material_desc varchar(512) null comment '素材说明' after directory_id;
\ No newline at end of file