diff --git a/backend/src/main/resources/application.properties b/backend/src/main/resources/application.properties
index 6d7c5bbe5..17cdbdaa9 100644
--- a/backend/src/main/resources/application.properties
+++ b/backend/src/main/resources/application.properties
@@ -4,7 +4,7 @@ server.port=${SERVER_PORT:8080}
 # for mysql
 logging.level.root=${LOG_LEVEL:INFO}
 logging.level.com.openisle.service.CosImageUploader=DEBUG
-spring.datasource.url=jdbc:mysql://${MYSQL_HOST}:${MYSQL_PORT}/${MYSQL_DATABASE}
+spring.datasource.url=jdbc:mysql://${MYSQL_HOST}:${MYSQL_PORT}/${MYSQL_DATABASE}?useUnicode=yes&characterEncoding=UTF-8&useInformationSchema=true&useSSL=false&serverTimezone=UTC
 spring.datasource.username=${MYSQL_USER:root}
 spring.datasource.password=${MYSQL_PASSWORD:password}
 spring.jpa.hibernate.ddl-auto=update