diff --git a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/GetGroupResponse.kt b/src/main/kotlin/com/hero/alignlab/domain/group/model/response/GetGroupResponse.kt
index 86fcd67..d520ff0 100644
--- a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/GetGroupResponse.kt
+++ b/src/main/kotlin/com/hero/alignlab/domain/group/model/response/GetGroupResponse.kt
@@ -19,7 +19,7 @@ data class GetGroupResponse(
     val userCapacity: Int,
     val ranks: List<GetGroupRankResponse>? = null,
     /** 그룹 태그 리스트 */
-    val tags: List<GroupTagResponse>?,
+    val tagNames: List<String>?,
     val countCheeredUp: Long? = null,
 ) {
     companion object {
@@ -39,7 +39,7 @@ data class GetGroupResponse(
                 joinCode = group.joinCode,
                 userCount = group.userCount,
                 userCapacity = group.userCapacity,
-                tags = tags?.map { GroupTagResponse(it.id, it.name) },
+                tagNames = tags?.map { it.name },
                 countCheeredUp = countCheeredUp,
             )
         }
diff --git a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/GroupTagResponse.kt b/src/main/kotlin/com/hero/alignlab/domain/group/model/response/GroupTagResponse.kt
deleted file mode 100644
index e1e2c2f..0000000
--- a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/GroupTagResponse.kt
+++ /dev/null
@@ -1,8 +0,0 @@
-package com.hero.alignlab.domain.group.model.response
-
-data class GroupTagResponse(
-    /** 태그 ID */
-    val tagId: Long,
-    /** 태그명 */
-    val tagName: String,
-)
diff --git a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/MyGroupResponse.kt b/src/main/kotlin/com/hero/alignlab/domain/group/model/response/MyGroupResponse.kt
index e7e893c..a8160ba 100644
--- a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/MyGroupResponse.kt
+++ b/src/main/kotlin/com/hero/alignlab/domain/group/model/response/MyGroupResponse.kt
@@ -9,6 +9,8 @@ data class MyGroupResponse(
     val name: String,
     /** 그룹 설명 */
     val description: String?,
+    /** owner uid */
+    val ownerUid: Long,
     /** 그룹원 수 */
     val userCount: Int,
     /** 그룹 정원 */
@@ -22,6 +24,7 @@ data class MyGroupResponse(
                 id = group.id,
                 name = group.name,
                 description = group.description,
+                ownerUid = group.ownerUid,
                 userCount = userCount,
                 userCapacity = group.userCapacity,
                 ownerNickname = ownerNickname
diff --git a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/UpdateGroupResponse.kt b/src/main/kotlin/com/hero/alignlab/domain/group/model/response/UpdateGroupResponse.kt
index e0c4cfa..57179d9 100644
--- a/src/main/kotlin/com/hero/alignlab/domain/group/model/response/UpdateGroupResponse.kt
+++ b/src/main/kotlin/com/hero/alignlab/domain/group/model/response/UpdateGroupResponse.kt
@@ -11,7 +11,7 @@ data class UpdateGroupResponse(
     /** 그룹 설명 */
     val description: String?,
     /** 그룹 태그 리스트 */
-    val tags: List<GroupTagResponse>?,
+    val tagNames: List<String>?,
 ) {
     companion object {
         fun from(group: Group, tags: List<GroupTag>): UpdateGroupResponse {
@@ -19,7 +19,7 @@ data class UpdateGroupResponse(
                 id = group.id,
                 name = group.name,
                 description = group.description,
-                tags = tags.map { GroupTagResponse(it.id, it.name) },
+                tagNames = tags.map { it.name },
             )
         }
     }