diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 730af5c..70338d3 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -26,4 +26,12 @@
 
 # MyBatis-Plus properties
 mybatis-plus.mapper-locations=classpath:/mapper/*.xml
-mybatis-plus.type-aliases-package=com.example.demo.model
\ No newline at end of file
+mybatis-plus.type-aliases-package=com.example.demo.model
+
+# Tracker??
+bittorrent.tracker.torrent-dir=./torrents
+
+# ??????
+spring.servlet.multipart.enabled=true
+spring.servlet.multipart.max-file-size=10MB
+spring.servlet.multipart.max-request-size=10MB
\ No newline at end of file