diff --git a/deploy.sh b/deploy.sh
index 011fb81..4165e97 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -55,8 +55,8 @@ SPRING_PROFILES_ACTIVE=prod
 # 服务器端口（对外暴露的端口）
 SERVER_PORT=80
 
-# MySQL 端口（可选，用于外部连接）
-MYSQL_PORT=3306
+# MySQL 端口（可选，用于外部连接，默认 3307 避免与本地 MySQL 冲突）
+MYSQL_PORT=3307
 
 # Polygon RPC
 POLYGON_RPC_URL=https://polygon-rpc.com
diff --git a/docker-compose.yml b/docker-compose.yml
index b3b0a48..195c0e0 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -28,7 +28,7 @@ services:
     image: mysql:8.2
     container_name: polymarket-bot-mysql
     ports:
-      - "${MYSQL_PORT:-3306}:3306"
+      - "${MYSQL_PORT:-3307}:3306"
     environment:
       - MYSQL_ROOT_PASSWORD=${DB_PASSWORD:-rootpassword}
       - MYSQL_DATABASE=polymarket_bot