diff --git a/backend/portal-service/src/main/java/org/egovframe/cloud/portalservice/domain/statistics/StatisticsRepository.java b/backend/portal-service/src/main/java/org/egovframe/cloud/portalservice/domain/statistics/StatisticsRepository.java
index 7de8cce..e990b86 100644
--- a/backend/portal-service/src/main/java/org/egovframe/cloud/portalservice/domain/statistics/StatisticsRepository.java
+++ b/backend/portal-service/src/main/java/org/egovframe/cloud/portalservice/domain/statistics/StatisticsRepository.java
@@ -22,6 +22,6 @@ import java.util.List;
  *  2021/09/07    shinmj      최초 생성
  * </pre>
  */
-public interface StatisticsRepository extends JpaRepository<Statistics, String>, StatisticsRepositoryCustom {
+public interface StatisticsRepository extends JpaRepository<Statistics, Long>, StatisticsRepositoryCustom {
 
 }