diff --git a/backend/src/main/java/com/budwk/app/module/activity/models/ActGroup.java b/backend/src/main/java/com/budwk/app/module/activity/models/ActGroup.java
index ced42a3..1d225c0 100644
--- a/backend/src/main/java/com/budwk/app/module/activity/models/ActGroup.java
+++ b/backend/src/main/java/com/budwk/app/module/activity/models/ActGroup.java
@@ -36,6 +36,11 @@ public class ActGroup extends BaseModel {
     @ColDefine(type = ColType.VARCHAR, width = 255)
     private String groupName;
 
+    @Column
+    @Comment("队伍排序")
+    @ColDefine(type = ColType.INT)
+    private Integer sort;
+
     @Column
     @Comment("队伍总得分")
     @ColDefine(customType = "decimal", width = 10, precision = 2)
diff --git a/backend/src/main/java/com/budwk/app/module/activity/models/ActGroupUser.java b/backend/src/main/java/com/budwk/app/module/activity/models/ActGroupUser.java
index 50ed7d8..db5eb8f 100644
--- a/backend/src/main/java/com/budwk/app/module/activity/models/ActGroupUser.java
+++ b/backend/src/main/java/com/budwk/app/module/activity/models/ActGroupUser.java
@@ -28,6 +28,11 @@ public class ActGroupUser extends BaseModel {
     @ColDefine(customType = "bigint")
     private Long groupId;
 
+    @Column
+    @Comment("活动ID")
+    @ColDefine(customType = "bigint")
+    private Long activityId;
+
     @Column
     @Comment("用户id")
     @ColDefine(customType = "bigint")