diff --git a/src/main/java/edu/handong/csee/histudy/dto/TeamReportDto.java b/src/main/java/edu/handong/csee/histudy/dto/TeamReportDto.java
index 9827461..5f7a50a 100644
--- a/src/main/java/edu/handong/csee/histudy/dto/TeamReportDto.java
+++ b/src/main/java/edu/handong/csee/histudy/dto/TeamReportDto.java
@@ -15,8 +15,12 @@
 public class TeamReportDto {
 
     @Schema(description = "Team ID", example = "1", type = "number")
+    @Deprecated
     private long group;
 
+    @Schema(description = "Team tag number", example = "1")
+    private Integer tag;
+
     @Schema(description = "Team members", type = "array")
     private List<UserDto.UserBasic> members;
 
diff --git a/src/main/java/edu/handong/csee/histudy/service/TeamService.java b/src/main/java/edu/handong/csee/histudy/service/TeamService.java
index b2cc5d0..dd7f7c9 100644
--- a/src/main/java/edu/handong/csee/histudy/service/TeamService.java
+++ b/src/main/java/edu/handong/csee/histudy/service/TeamService.java
@@ -50,7 +50,9 @@ public TeamReportDto getTeamReports(long id, String email) {
         List<ReportDto.ReportBasic> reports = studyGroup.getReports()
                 .stream()
                 .map(ReportDto.ReportBasic::new).toList();
-        return new TeamReportDto(studyGroup.getId(), users, studyGroup.getTotalMinutes(), reports);
+        return new TeamReportDto(studyGroup.getId(),
+                studyGroup.getTag(),
+                users, studyGroup.getTotalMinutes(), reports);
     }
 
     public List<UserDto.UserMeWithMasking> getTeamUsers(String email) {