diff --git a/app/models/topic_embed.rb b/app/models/topic_embed.rb
index 634689132e7..c369074def7 100644
--- a/app/models/topic_embed.rb
+++ b/app/models/topic_embed.rb
@@ -46,7 +46,7 @@ class TopicEmbed < ActiveRecord::Base
 
     opts = opts || {}
     doc = Readability::Document.new(open(url).read,
-                                        tags: %w[div p code pre h1 h2 h3 b em i strong a img],
+                                        tags: %w[div p code pre h1 h2 h3 b em i strong a img ul li ol],
                                         attributes: %w[href src])
 
     TopicEmbed.import(user, url, opts[:title] || doc.title, doc.content)