diff --git a/Sources/QappleRepository/API/QappleAPI.swift b/Sources/QappleRepository/API/QappleAPI.swift
index c0e5a7c..19b85c1 100644
--- a/Sources/QappleRepository/API/QappleAPI.swift
+++ b/Sources/QappleRepository/API/QappleAPI.swift
@@ -28,7 +28,7 @@ enum QappleAPI {
         case delete(answerId: Int64)
         
         /// 질문에 대한 답변 조회
-        case listOfQuestion(questionId: Int64, threshold: String?, pageSize: Int32 = 25)
+        case listOfQuestion(questionId: Int64, threshold: Int?, pageSize: Int32 = 25)
         
         /// 답변 생성
         case create(questionId: Int64)
diff --git a/Sources/QappleRepository/DTO/Answer/AnswerListOfQuestion.swift b/Sources/QappleRepository/DTO/Answer/AnswerListOfQuestion.swift
index 5497e82..9641958 100644
--- a/Sources/QappleRepository/DTO/Answer/AnswerListOfQuestion.swift
+++ b/Sources/QappleRepository/DTO/Answer/AnswerListOfQuestion.swift
@@ -24,7 +24,9 @@ public struct AnswerListOfQuestion: Decodable, Sendable {
         public let content: String
         public let isMine: Bool
         public let isReported: Bool
-        public let isLiked: Bool
+        public let isLiked: Bool?
         public let writeAt: String
+        public let commentCount: Int
+        public let heartCount: Int
     }
 }
diff --git a/Sources/QappleRepository/UseCase/AnswerAPI.swift b/Sources/QappleRepository/UseCase/AnswerAPI.swift
index c8c8b53..17812c6 100644
--- a/Sources/QappleRepository/UseCase/AnswerAPI.swift
+++ b/Sources/QappleRepository/UseCase/AnswerAPI.swift
@@ -37,7 +37,7 @@ public enum AnswerAPI: Sendable {
     /// 특정 질문에 대한 답변리스트를 조회하는 API입니다.
     public static func fetchListOfQuestion(
         questionId: Int,
-        threshold: String?,
+        threshold: Int?,
         pageSize: Int,
         server: Server,
         accessToken: String
diff --git a/Tests/QappleRepositoryTests/AnswerAPITests.swift b/Tests/QappleRepositoryTests/AnswerAPITests.swift
index 2821e3a..0024fc4 100644
--- a/Tests/QappleRepositoryTests/AnswerAPITests.swift
+++ b/Tests/QappleRepositoryTests/AnswerAPITests.swift
@@ -43,7 +43,7 @@ struct AnswerAPITests {
     @Test("질문에 대한 답변 리스트 테스트")
     func fetchListOfQuestion() async throws {
         let _ = try await AnswerAPI.fetchListOfQuestion(
-            questionId: 1,
+            questionId: 100,
             threshold: nil,
             pageSize: 30,
             server: .test,