diff --git a/script/fixes/127_download_old_replacements.rb b/script/fixes/127_download_old_replacements.rb
new file mode 100755
index 000000000..53c43f93c
--- /dev/null
+++ b/script/fixes/127_download_old_replacements.rb
@@ -0,0 +1,26 @@
+#!/usr/bin/env ruby
+
+require_relative "base"
+
+FIX = ENV.fetch("FIX", "false").truthy?
+COND = ENV.fetch("COND", "TRUE")
+
+def download(replacement, md5)
+  url = "https://gelbooru.com/index.php?page=post&s=list&md5=#{md5}"
+  image_url = Source::Extractor.find(url).image_urls.first
+
+  upload = Upload.create!(uploader: User.system, source: image_url) if FIX && image_url.present?
+  Timeout.timeout(30) { sleep 1 until upload.reload.is_finished? } if upload
+
+  puts ({ replacement: replacement.id, upload: upload&.id, md5: md5, image_url:, duration: (upload.updated_at - upload.created_at if upload) }).to_json
+rescue Timeout::Error
+  puts ({ error: "upload timed out", replacement: replacement.id, upload: upload&.id, image_url:, }).to_json
+end
+
+PostReplacement.where(COND).find_each do |replacement|
+  old_media_asset = MediaAsset.active.find_by(md5: replacement.old_md5)
+  new_media_asset = MediaAsset.active.find_by(md5: replacement.md5)
+
+  download(replacement, replacement.old_md5) if old_media_asset.nil?
+  download(replacement, replacement.md5) if new_media_asset.nil?
+end