diff --git a/build.gradle b/build.gradle
index 7787ee4..b921d08 100644
--- a/build.gradle
+++ b/build.gradle
@@ -46,9 +46,8 @@ dependencies {
 	implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.0.2'
 	// aws 연동 (S3)
 	implementation 'org.springframework.cloud:spring-cloud-starter-aws:2.2.6.RELEASE'
-	/*implementation 'mysql:mysql-connector-java:8.0.33'
-	implementation 'mysql:mysql-connector-java:8.0.30'*/
-	runtimeOnly 'com.h2database:h2'
+	implementation 'mysql:mysql-connector-java:8.0.33'
+	implementation 'mysql:mysql-connector-java:8.0.30'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
 	// redis
@@ -70,6 +69,7 @@ dependencies {
 	annotationProcessor "jakarta.annotation:jakarta.annotation-api"
 	annotationProcessor "jakarta.persistence:jakarta.persistence-api"
 
+
 }
 
 tasks.named('test') {
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 91446cf..d74b0aa 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -5,15 +5,10 @@ spring:
     import: optional:file:.env[.properties]
     ##import: "optional:classpath:.env"
   datasource:
-#      url: jdbc:mysql://capDB.cbk6kgck2fjy.ap-northeast-2.rds.amazonaws.com:3306/capDB
-      url: jdbc:h2:mem:testdb
-      driverClassName: org.h2.Driver
-      username: sa
-      password:
-#      username: ${MYSQL_USER}
-#      password: ${MYSQL_PW}
-#      driver-class-name: com.mysql.cj.jdbc.Driver
-
+      url: jdbc:mysql://${MYSQL_URL}:3306/capDB
+      username: ${MYSQL_USER}
+      password: ${MYSQL_PW}
+      driver-class-name: com.mysql.cj.jdbc.Driver
 
 
 
@@ -31,14 +26,13 @@ spring:
       hibernate:
         naming:
           physical-strategy: org.hibernate.boot.model.naming.PhysicalNamingStrategyStandardImpl
-#        dialect: org.hibernate.dialect.MySQL8Dialect
+        dialect: org.hibernate.dialect.MySQL8Dialect
         show_sql: true
         format_sql: true
         use_sql_comments: true
         hbm2ddl:
           auto: update
         default_batch_fetch_size: 1000
-    database-platform: org.hibernate.dialect.H2Dialect
 openai:
   model: gpt-4o
   api: