diff --git a/src/main/java/kcc/kccadr/message/SchedulerUtil.java b/src/main/java/kcc/kccadr/message/SchedulerUtil.java
index 1c41c9bc..f6b56b37 100644
--- a/src/main/java/kcc/kccadr/message/SchedulerUtil.java
+++ b/src/main/java/kcc/kccadr/message/SchedulerUtil.java
@@ -44,7 +44,7 @@ public class SchedulerUtil {
 	@Resource (name = "KakaoAtSendService")
 	private KakaoAtSendService kakaoAtSendService;	
 	
-	private static final String TWO_MIN = "PT2M"; // 2분동안 LOCK
+	private static final String ONE_MIN = "PT1M"; // 1분동안 LOCK
 	
 	//로컬 테스트용 아이피 허용
 	private String myLocalIp = "192.168.0.40";
@@ -63,7 +63,7 @@ public class SchedulerUtil {
 	
 	//10분마다 실행
 	@Scheduled(cron = "0 0/2 * * * *")
-	@SchedulerLock(name = "kakaoAtSendPrcs", lockAtMostForString = TWO_MIN, lockAtLeastForString = TWO_MIN)
+	@SchedulerLock(name = "kakaoAtSendPrcs", lockAtMostForString = ONE_MIN, lockAtLeastForString = ONE_MIN)
 	public void kakaoAtSendPrcs() throws Exception {
 		System.out.println("===========at scheduler run============");
 		log.error("===========at scheduler run============");