diff --git a/docker/app/docker-compose.yml b/docker/app/docker-compose.yml
index 827d921..778d0bd 100644
--- a/docker/app/docker-compose.yml
+++ b/docker/app/docker-compose.yml
@@ -26,13 +26,15 @@ services:
   grafana:
     image: grafana/grafana:10.4.4
     ports:
-      - "3000:3000"
+      - "127.0.0.1:3000:3000"
     volumes:
       - grafana-storage:/var/lib/grafana
     networks:
       - backend_network
     restart: unless-stopped
     environment:
+      - GF_SERVER_ROOT_URL=%(protocol)s://%(domain)s/grafana/
+      - GF_SERVER_SERVE_FROM_SUB_PATH=true
       - GF_SECURITY_ADMIN_USER=${GRAFANA_USER}
       - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_PASSWORD}
 
diff --git a/src/main/java/com/onebyone/kindergarten/domain/user/repository/EmailCertificationRepository.java b/src/main/java/com/onebyone/kindergarten/domain/user/repository/EmailCertificationRepository.java
index 1589fea..c587ac6 100644
--- a/src/main/java/com/onebyone/kindergarten/domain/user/repository/EmailCertificationRepository.java
+++ b/src/main/java/com/onebyone/kindergarten/domain/user/repository/EmailCertificationRepository.java
@@ -1,9 +1,10 @@
 package com.onebyone.kindergarten.domain.user.repository;
 
+import org.springframework.data.keyvalue.repository.KeyValueRepository;
 import org.springframework.data.repository.CrudRepository;
 
 import com.onebyone.kindergarten.domain.user.entity.EmailCertification;
 
-public interface EmailCertificationRepository extends CrudRepository<EmailCertification, String> {
+public interface EmailCertificationRepository extends KeyValueRepository<EmailCertification, String> {
 
 }