diff --git a/application/module-exercise/src/main/java/org/fuseri/moduleexercise/answer/AnswerMapper.java b/application/module-exercise/src/main/java/org/fuseri/moduleexercise/answer/AnswerMapper.java
index e365d778a89cd77a2c747622ba587138e3cd5ff6..44b8d1f80ec4e4983e82bd107d308f11ba89f9b6 100644
--- a/application/module-exercise/src/main/java/org/fuseri/moduleexercise/answer/AnswerMapper.java
+++ b/application/module-exercise/src/main/java/org/fuseri/moduleexercise/answer/AnswerMapper.java
@@ -38,7 +38,7 @@ public abstract class AnswerMapper implements DomainMapper<Answer, AnswerDto> {
     public abstract Answer fromCreateDto(AnswerCreateDto dto);
 
     /**
-     * Convert List of AnswerInQuestionCreateDto to List of corresponding Answers
+     * Convert Set of AnswerInQuestionCreateDto to List of corresponding Answers
      *
      * @param dtos to be converted
      * @return corresponding list of Answers