diff --git a/app/helpers/repositories_helper.rb b/app/helpers/repositories_helper.rb
index be1029be1..19ef7f9de 100644
--- a/app/helpers/repositories_helper.rb
+++ b/app/helpers/repositories_helper.rb
@@ -5,7 +5,7 @@ module RepositoriesHelper
   end
 
   def download_type(str)
-    default_type = %w(xlsx xls ppt pptx pdf zip 7z rar exe pdb obj idb png jpg gif tif psd svg)
+    default_type = %w(xlsx xls ppt pptx pdf zip 7z rar exe pdb obj idb png jpg gif tif psd svg RData rdata)
     default_type.include?(str&.downcase)
   end
 
diff --git a/app/models/mirror.rb b/app/models/mirror.rb
index bc6ff6f34..7ce4651ae 100644
--- a/app/models/mirror.rb
+++ b/app/models/mirror.rb
@@ -4,7 +4,7 @@ class Mirror < ApplicationRecord
   # 0: 同步镜像成功；1: 正在同步镜像；2: 同步失败，默认值为0
   enum status: { succeeded: 0, waiting: 1, failed: 2 }
 
-  belongs_to :repository
+  belongs_to :repository, foreign_key: :repo_id
 
 
   def set_status!(status=Mirror.statuses[:succeeded])