diff --git a/apps/system/services/role.go b/apps/system/services/role.go
index 6b93c2b..1acd4ad 100644
--- a/apps/system/services/role.go
+++ b/apps/system/services/role.go
@@ -134,6 +134,10 @@ func (m *sysRoleModel) GetRoleOrganizationId(data entity.SysRole) []int64 {
 
 func (m *sysRoleModel) FindOrganizationsByRoleId(roleId int64) (entity.SysRoleAuth, error) {
 	var roleData entity.SysRoleAuth
-	err := global.Db.Raw("SELECT sys_roles.data_scope, GROUP_CONCAT(sys_role_organizations.organization_id) as org FROM sys_roles LEFT JOIN sys_role_organizations ON sys_roles.role_id =  sys_role_organizations.role_id WHERE sys_roles.role_id = ? GROUP BY sys_roles.role_id", roleId).Scan(&roleData).Error
+	GROUP_CONCAT := "GROUP_CONCAT(sys_role_organizations.organization_id) as org"
+	if global.Conf.Server.DbType == "postgresql" {
+		GROUP_CONCAT = "string_agg(CAST(sys_role_organizations.organization_id AS VARCHAR), ',')  as org"
+	}
+	err := global.Db.Raw("SELECT sys_roles.data_scope, "+GROUP_CONCAT+" FROM sys_roles LEFT JOIN sys_role_organizations ON sys_roles.role_id =  sys_role_organizations.role_id WHERE sys_roles.role_id = ? GROUP BY sys_roles.role_id", roleId).Scan(&roleData).Error
 	return roleData, err
 }
diff --git a/config.yml b/config.yml
index d010041..4e183b4 100644
--- a/config.yml
+++ b/config.yml
@@ -15,7 +15,7 @@ server:
   rate:
     enable: true
     rate-num: 100
-  db-type: mysql
+  db-type: postgresql
   # 是否开启数据库表初始化
   isInitTable: false
   excel-dir: ./resource/excel/