diff --git a/app/services/application_service.rb b/app/services/application_service.rb
index 81c48de95..6bf1c807a 100644
--- a/app/services/application_service.rb
+++ b/app/services/application_service.rb
@@ -9,6 +9,10 @@ class ApplicationService
     content.gsub(regex, '')
   end
 
+  def convert_https content
+    content.gsub("http:", "https:")
+  end
+
   private
 
   def strip(str)
diff --git a/app/services/videos/dispatch_callback_service.rb b/app/services/videos/dispatch_callback_service.rb
index 1c1b93572..5adebea73 100644
--- a/app/services/videos/dispatch_callback_service.rb
+++ b/app/services/videos/dispatch_callback_service.rb
@@ -12,7 +12,7 @@ class Videos::DispatchCallbackService < ApplicationService
     # TODO:: 拆分事件分发
     case params['EventType']
     when 'FileUploadComplete' then # 视频上传完成
-      video.file_url = params['FileUrl'].gsub("http:", "https:")
+      video.file_url = convert_https(params['FileUrl'])
       video.filesize = params['Size']
       video.upload_success
       video.save!