diff --git a/backend/go-service/config/config.dev.yaml b/backend/go-service/config/config.dev.yaml
index 9176782..7e4f5a0 100644
--- a/backend/go-service/config/config.dev.yaml
+++ b/backend/go-service/config/config.dev.yaml
@@ -11,7 +11,7 @@ server:
 # PostgreSQL 数据库配置
 database:
   host: localhost      # 数据库地址
-  port: 5432           # 数据库端口
+  port: 7432           # 数据库端口
   user: echochat       # 数据库用户名
   password: echochat_dev_2026  # 数据库密码
   dbname: echochat     # 数据库名称