diff --git a/lib/oneboxer/whitelist.rb b/lib/oneboxer/whitelist.rb
index 1eb56c41e0d..392c788dfb5 100644
--- a/lib/oneboxer/whitelist.rb
+++ b/lib/oneboxer/whitelist.rb
@@ -87,6 +87,7 @@ module Oneboxer
        Entry.new(/^https?:\/\/(?:www\.)?screenr\.com\/.+/),
        Entry.new(/^https?:\/\/(?:www\.)?tumblr\.com\/.+/, false),
        Entry.new(/^https?:\/\/(?:www\.)?howtogeek\.com\/.+/, false),
+       Entry.new(/^https?:\/\/(?:www\.)?screencast\.com\/.+/),
        Entry.new(/\/\d{4}\/\d{2}\/\d{2}\//, false),   # wordpress
        Entry.new(/^https?:\/\/[^\/]+\/t\/[^\/]+\/\d+(\/\d+)?(\?.*)?$/),