diff --git a/src/main/java/itn/let/schdlr/service/SchedulerUtil.java b/src/main/java/itn/let/schdlr/service/SchedulerUtil.java
index 52e5a206..f4faf092 100644
--- a/src/main/java/itn/let/schdlr/service/SchedulerUtil.java
+++ b/src/main/java/itn/let/schdlr/service/SchedulerUtil.java
@@ -481,8 +481,8 @@ public class SchedulerUtil {
 		return new JdbcTemplateLockProvider(dataSource);
 	}
 
-//	@Scheduled(cron = "0 0/3 * * * ?") 	// 3분마다 실행
-	@Scheduled(cron = "0 0 0/2 * * ?") // 매시간 정각마다 실행
+//	@Scheduled(cron = "0 0 0/2 * * ?") // 매시간 짝수 정각마다 실행
+	@Scheduled(cron = "0 0/3 * * * ?") 	// 3분마다 실행
 	@SchedulerLock(name = "runKakaoOneTime", lockAtMostForString = ONE_MIN, lockAtLeastForString = ONE_MIN)
 	public void runKakaoOneTime() throws Exception {
 		
diff --git a/src/main/resources/egovframework/sqlmap/let/mjo/kakao/Kakao_AT_SQL_Mysql.xml b/src/main/resources/egovframework/sqlmap/let/mjo/kakao/Kakao_AT_SQL_Mysql.xml
index 3cf69a65..680df05f 100644
--- a/src/main/resources/egovframework/sqlmap/let/mjo/kakao/Kakao_AT_SQL_Mysql.xml
+++ b/src/main/resources/egovframework/sqlmap/let/mjo/kakao/Kakao_AT_SQL_Mysql.xml
@@ -228,7 +228,7 @@
 			, MMD.BIZ_UMID								AS bizUmid
 			, MMD.MSG_TYPE								AS msgType
 		FROM
-			MJ_MSG_DATA MMD
+			MJ_MSG_DATA MMD FORCE index (IDX_MJ_MSG_DATA_13)
 			INNER JOIN LETTNGNRLMBER MB
 			ON MMD.USER_ID = MB.MBER_ID
 			INNER JOIN mj_msg_group_data MMGD