diff --git a/src/main/java/com/onnoff/onnoff/domain/off/memoir/entity/MemoirAnswer.java b/src/main/java/com/onnoff/onnoff/domain/off/memoir/entity/MemoirAnswer.java
index 13e21b3..6fc56a0 100644
--- a/src/main/java/com/onnoff/onnoff/domain/off/memoir/entity/MemoirAnswer.java
+++ b/src/main/java/com/onnoff/onnoff/domain/off/memoir/entity/MemoirAnswer.java
@@ -29,9 +29,4 @@ public class MemoirAnswer extends BaseEntity {
     public void setAnswer(String answer) {
         this.answer = answer;
     }
-
-    public void setMemoir(Memoir memoir) {
-        this.memoir = memoir;
-        memoir.getMemoirAnswerList().add(this);
-    }
 }
diff --git a/src/main/java/com/onnoff/onnoff/domain/off/memoir/service/MemoirServiceImpl.java b/src/main/java/com/onnoff/onnoff/domain/off/memoir/service/MemoirServiceImpl.java
index c4dfb4c..06c6054 100644
--- a/src/main/java/com/onnoff/onnoff/domain/off/memoir/service/MemoirServiceImpl.java
+++ b/src/main/java/com/onnoff/onnoff/domain/off/memoir/service/MemoirServiceImpl.java
@@ -61,10 +61,11 @@ public Memoir writeMemoir(MemoirRequestDTO.MemoirWriteDTO request) {
 
             MemoirAnswer newMemoirAnswer = MemoirAnswer.builder()
                     .answer(memoirAnswer.getAnswer().trim())
+                    .memoir(newMemoir)
                     .memoirQuestion(memoirQuestion)
                     .build();
 
-            newMemoirAnswer.setMemoir(newMemoir);
+            newMemoir.getMemoirAnswerList().add(newMemoirAnswer);
             memoirAnswerRepository.save(newMemoirAnswer);
         }