diff --git a/src/main/resources/application-prod.properties b/src/main/resources/application-prod.properties
index fa17f71..af7fc61 100644
--- a/src/main/resources/application-prod.properties
+++ b/src/main/resources/application-prod.properties
@@ -34,12 +34,14 @@ springdoc.swagger-ui.try-it-out-enabled=true
 server.port=8080
 server.address=0.0.0.0
 
-# ?? ??
+# ?? ?? (?? ?? ?? ??)
 logging.level.com.thinkeep=INFO
 logging.level.org.springframework.security=WARN
 logging.level.org.hibernate.SQL=DEBUG
+logging.file.name=/app/logs/thinkeep.log
+logging.pattern.file=%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
 
-# Actuator (?????)
-management.endpoints.web.exposure.include=health,info,prometheus,metrics
+# Actuator (??? ??)
+management.endpoints.web.exposure.include=health,info,prometheus,metrics,logfile
 management.endpoint.health.show-details=when-authorized
-management.metrics.export.prometheus.enabled=true
\ No newline at end of file
+management.endpoint.logfile.external-file=/app/logs/thinkeep.log
\ No newline at end of file