diff --git a/app/helpers/repositories_helper.rb b/app/helpers/repositories_helper.rb
index 29662ea9f..4ccaa7d36 100644
--- a/app/helpers/repositories_helper.rb
+++ b/app/helpers/repositories_helper.rb
@@ -141,8 +141,8 @@ module RepositoriesHelper
             s_content = File.expand_path(s_content, file_path)
             s_content = s_content.split("#{Rails.root}/")[1]
             # content = content.gsub(s[0], "/#{s_content}")
-            s_content = [base_url, "/api/#{owner&.login}/#{repo.identifier}/raw/#{s_content}?ref=#{ref}"].join
-            s_content = [base_url, "/api/#{owner&.login}/#{repo.identifier}/raw/#{s_content}&ref=#{ref}"].join if s_content.include?("?")
+            join_xxx = s_content.include?("?") ? "&" : "?"
+            s_content = [base_url, "/api/#{owner&.login}/#{repo.identifier}/raw/#{s_content}#{join_xxx}ref=#{ref}"].join
             case k.to_s
             when 'ss_src'
               content = content.gsub("src=\"#{s[0]}\"", "src=\"#{s_content}\"")