diff --git a/app/models/post.rb b/app/models/post.rb
index ee0f38be4..5c73f4fa5 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -324,6 +324,9 @@ class Post < ActiveRecord::Base
       when %r{\Ahttp://static[1-6]?\.minitokyo\.net/(?:downloads|view)/(?:\d{2}/){2}(\d+)}i
         "http://gallery.minitokyo.net/download/#{$1}"
 
+      when %r{\Ahttp://(?:(?:s?img|cdn|www)\d?\.)?gelbooru\.com/{1,2}(?:images|samples)/\d+/(?:sample_)?([a-f0-9]{32})\.}i
+        "http://gelbooru.com/index.php?page=post&s=list&md5=#{$1}"
+  
       else
         source
       end