diff --git a/src/Linkification/Embedding.coffee b/src/Linkification/Embedding.coffee
index 84937e72b..61aee7446 100644
--- a/src/Linkification/Embedding.coffee
+++ b/src/Linkification/Embedding.coffee
@@ -390,7 +390,7 @@ Embedding =
     ,
       key: 'Twitter'
       regExp: /^\w+:\/\/(?:www\.)?twitter\.com\/(\w+\/status\/\d+)/
-      style: 'border: none; width: 550px; height: 250px;'
+      style: 'border: none; width: 550px; height: 250px; max-height: 80vh;'
       el: (a) ->
         el = $.el 'iframe'
         $.on el, 'load', ->