diff --git a/src/main/webapp/WEB-INF/jsp/web/kakao/sent/KakaoSentView.jsp b/src/main/webapp/WEB-INF/jsp/web/kakao/sent/KakaoSentView.jsp
index 24f05da8..7d73a33d 100644
--- a/src/main/webapp/WEB-INF/jsp/web/kakao/sent/KakaoSentView.jsp
+++ b/src/main/webapp/WEB-INF/jsp/web/kakao/sent/KakaoSentView.jsp
@@ -27,7 +27,7 @@ $(document).ready(function(){
 	//이전달 첫날/마지막날 조회
 	if(date.getMonth()+1 == 1){
 		lastfulstday = date.getFullYear()-1 +  "/12" + "/01";
-		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0);
+		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0).getDate()+"";
 	}else{
 		lastfulstday = date.getFullYear() + "/" ; 
 		lastfulstday += date.getMonth() < 10  ? "0"+ (date.getMonth()) : date.getMonth()+"" ;
diff --git a/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp b/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp
index 3c945a2c..2e63d8a6 100644
--- a/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp
+++ b/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp
@@ -23,7 +23,7 @@ $(document).ready(function(){
 	//이전달 첫날/마지막날 조회
 	if(date.getMonth()+1 == 1){
 		lastfulstday = date.getFullYear()-1 +  "/12" + "/01";
-		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0);
+		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0).getDate()+"";
 	}else{
 		lastfulstday = date.getFullYear() + "/" ; 
 		lastfulstday += date.getMonth() < 10  ? "0"+ (date.getMonth()) : date.getMonth()+"" ;
diff --git a/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedKakaoView.jsp b/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedKakaoView.jsp
index 36595e61..22e20474 100644
--- a/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedKakaoView.jsp
+++ b/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedKakaoView.jsp
@@ -25,7 +25,7 @@ $(document).ready(function(){
 	//이전달 첫날/마지막날 조회
 	if(date.getMonth()+1 == 1){
 		lastfulstday = date.getFullYear()-1 +  "/12" + "/01";
-		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0);
+		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0).getDate()+"";
 	}else{
 		lastfulstday = date.getFullYear() + "/" ; 
 		lastfulstday += date.getMonth() < 10  ? "0"+ (date.getMonth()) : date.getMonth()+"" ;
diff --git a/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedMsgView.jsp b/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedMsgView.jsp
index ce310f7f..d697f0b2 100644
--- a/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedMsgView.jsp
+++ b/src/main/webapp/WEB-INF/jsp/web/reservedmsg/ReservedMsgView.jsp
@@ -25,7 +25,7 @@ $(document).ready(function(){
 	//이전달 첫날/마지막날 조회
 	if(date.getMonth()+1 == 1){
 		lastfulstday = date.getFullYear()-1 +  "/12" + "/01";
-		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0);
+		lastfuledday = date.getFullYear()-1 +  "/12" + "/"+new Date(date.getFullYear()-1, 12, 0).getDate()+"";
 	}else{
 		lastfulstday = date.getFullYear() + "/" ; 
 		lastfulstday += date.getMonth() < 10  ? "0"+ (date.getMonth()) : date.getMonth()+"" ;