diff --git a/proposal.html b/proposal.html
index 939c2de..38a4e7c 100644
--- a/proposal.html
+++ b/proposal.html
@@ -68,7 +68,7 @@
 				<div class="inner">
 					<header class="major special koreanVersion">
 						<h1>이드콘 발표 신청</h1>
-						<p>아래 주제에 대해서 3/31까지 발표 신청을 받습니다.
+						<p>아래 주제에 대해서 4/14까지 발표 신청을 받습니다.
 						누구나 시작해볼 수 있는 작은 댑 개발기 등 이더리움 개발과 관련된 다양한 주제로
 						주저하지 마시고 발표를 신청해보세요.
 						</p>
@@ -80,7 +80,7 @@ <h1>이드콘 발표 신청</h1>
 
 					<header class="major special englishVersion">
 						<h1>Apply for Presentation in Ethcon</h1>
-						<p>We are currently receiving applications from those who want to make a presentation on the following topics until March 31st. Do not hesitate to submit your presentation on various topics related to Ethereum development. For example, developing a small-scale Dapp that anyone can try.
+						<p>We are currently receiving applications from those who want to make a presentation on the following topics until April 14th. Do not hesitate to submit your presentation on various topics related to Ethereum development. For example, developing a small-scale Dapp that anyone can try.
 						</p>
 						<p>In particular, Ethcon supports ‘Mo-gak-co’ where people can organize a study group or code together (or on their own). If you found it hard to try despite your interest in a certain field of Ethereum or just developing Ethereum in general, please refer to 	<a onclick="return alert('준비중에 있습니다.')" href="#">Ethcon Study Group</a>.
 						</p>