diff --git a/servers/boe-server-all/src/main/java/com/xboe/module/course/entity/CourseTeacherModifyRecord.java b/servers/boe-server-all/src/main/java/com/xboe/module/course/entity/CourseTeacherModifyRecord.java
index 6107d876..0c0a569e 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/module/course/entity/CourseTeacherModifyRecord.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/module/course/entity/CourseTeacherModifyRecord.java
@@ -4,6 +4,7 @@ import com.xboe.core.SysConstant;
 import lombok.Data;
 
 import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
 import javax.persistence.Id;
 import javax.persistence.Table;
 import java.time.LocalDateTime;
@@ -21,6 +22,7 @@ public class CourseTeacherModifyRecord {
      * 主键ID
      */
     @Id
+    @GeneratedValue
     private Long id;
 
     /**