diff --git a/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/chatFile/infra/entity/ChatFileEntity.java b/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/chatFile/infra/entity/ChatFileEntity.java
index 0857b83..263e181 100644
--- a/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/chatFile/infra/entity/ChatFileEntity.java
+++ b/demo-athenaopt_backend/develop/src/main/java/com/digiwin/athena/app/chatFile/infra/entity/ChatFileEntity.java
@@ -64,7 +64,7 @@ public class ChatFileEntity extends BaseMgrEntity<ChatFileEntity> {
     private String completeExplain;
 
     @SerializedName(value = "is_join")
-    private Integer isJoin;
+    private Boolean isJoin;
 
     @SerializedName(value = "tab_status")
     private Integer tabStatus;
diff --git a/doc/sql/app-20230703-ddl.sql b/doc/sql/app-20230703-ddl.sql
index 3df6683..fb8dff5 100644
--- a/doc/sql/app-20230703-ddl.sql
+++ b/doc/sql/app-20230703-ddl.sql
@@ -27,3 +27,5 @@ CREATE TABLE `cim_chat_file` (
 
 alter table cim_chat_file Add column question_no varchar(32) null default '' COMMENT '问题单号';
 alter table cim_chat_file Add column user_id varchar(32) null default '' COMMENT '用户id';
+
+ALTER TABLE `cim_chat_file` MODIFY COLUMN `is_join` tinyint(255);