diff --git a/backend/src/main/java/com/budwk/app/module/activity/models/ActUser.java b/backend/src/main/java/com/budwk/app/module/activity/models/ActUser.java
index 9735b5c..4ec3c34 100644
--- a/backend/src/main/java/com/budwk/app/module/activity/models/ActUser.java
+++ b/backend/src/main/java/com/budwk/app/module/activity/models/ActUser.java
@@ -25,6 +25,11 @@ public class ActUser extends BaseModel {
     @Comment("ID")
     private Long id;
 
+    @Column
+    @Comment("活动ID")
+    @ColDefine(customType = "bigint")
+    private Long activityId;
+
     @Column
     @Comment("报名号")
     @ColDefine(type = ColType.VARCHAR, width = 20)
@@ -53,7 +58,7 @@ public class ActUser extends BaseModel {
     @Column
     @Comment("联系方式")
     @ColDefine(type = ColType.VARCHAR, width = 30)
-    private String mobile;
+    private String phone;
 
     @Column
     @Comment("参加单位名称")