diff --git a/src/main/java/itn/let/kakao/user/kakaoAt/service/impl/KakaoAlimTalkServiceImpl.java b/src/main/java/itn/let/kakao/user/kakaoAt/service/impl/KakaoAlimTalkServiceImpl.java
index 202b4c1f..50fd6d61 100644
--- a/src/main/java/itn/let/kakao/user/kakaoAt/service/impl/KakaoAlimTalkServiceImpl.java
+++ b/src/main/java/itn/let/kakao/user/kakaoAt/service/impl/KakaoAlimTalkServiceImpl.java
@@ -1096,7 +1096,7 @@ public class KakaoAlimTalkServiceImpl extends EgovAbstractServiceImpl implements
 		/* senderKey 사용 우무 */
 		int profileCnt = kakaoApiService.selectKakaoProfileCnt(kakaoVO);
 		if(profileCnt > 0) {
-			returnVO.setBizReturnMsg("이미 등록되어 있는 발신프로필 입니다.");
+			returnVO.setBizReturnMsg("이미 등록된 발신프로필입니다. 동일 채널ID는 중복 등록이 불가합니다.");
 		}else {
 			List<KakaoVO> delProfileList = new ArrayList<KakaoVO>();
 			delProfileList = selectDeleteProfileInfo(kakaoVO);