diff --git a/src/Umbraco.Web.UI/config/tinyMceConfig.Release.config b/src/Umbraco.Web.UI/config/tinyMceConfig.Release.config
index 6d110606d0..ae2aa171f9 100644
--- a/src/Umbraco.Web.UI/config/tinyMceConfig.Release.config
+++ b/src/Umbraco.Web.UI/config/tinyMceConfig.Release.config
@@ -218,16 +218,16 @@
   <validElements>
     <![CDATA[+a[id|style|rel|rev|charset|hreflang|dir|lang|tabindex|accesskey|type|name|href|target|title|class|onfocus|onblur|onclick|
 ondblclick|onmousedown|onmouseup|onmouseover|onmousemove|onmouseout|onkeypress|onkeydown|onkeyup],-strong/-b[class|style],-em/-i[class|style],
--strike[class|style],-u[class|style],#p[id|style|dir|class|align],-ol[class|style],-ul[class|style],-li[class|style],br,
+-strike[class|style],-u[class|style],#p[id|style|dir|class|align],-ol[class|reversed|start|style|type],-ul[class|style],-li[class|style],br[class],
 img[id|dir|lang|longdesc|usemap|style|class|src|onmouseover|onmouseout|border|alt=|title|hspace|vspace|width|height|align|umbracoorgwidth|umbracoorgheight|onresize|onresizestart|onresizeend|rel],
--sub[style|class],-sup[style|class],-blockquote[dir|style],-table[border=0|cellspacing|cellpadding|width|height|class|align|summary|style|dir|id|lang|bgcolor|background|bordercolor],
+-sub[style|class],-sup[style|class],-blockquote[dir|style|class],-table[border=0|cellspacing|cellpadding|width|height|class|align|summary|style|dir|id|lang|bgcolor|background|bordercolor],
 -tr[id|lang|dir|class|rowspan|width|height|align|valign|style|bgcolor|background|bordercolor],tbody[id|class],
 thead[id|class],tfoot[id|class],#td[id|lang|dir|class|colspan|rowspan|width|height|align|valign|style|bgcolor|background|bordercolor|scope],
 -th[id|lang|dir|class|colspan|rowspan|width|height|align|valign|style|scope],caption[id|lang|dir|class|style],-div[id|dir|class|align|style],
 -span[class|align|style],-pre[class|align|style],address[class|align|style],-h1[id|dir|class|align],-h2[id|dir|class|align],
 -h3[id|dir|class|align],-h4[id|dir|class|align],-h5[id|dir|class|align],-h6[id|style|dir|class|align],hr[class|style],
-dd[id|class|title|style|dir|lang],dl[id|class|title|style|dir|lang],dt[id|class|title|style|dir|lang],object[classid|width|height|codebase|*],
-param[name|value|_value],embed[type|width|height|src|*],map[name],area[shape|coords|href|alt|target],bdo,button,iframe[*]]]>
+dd[id|class|title|style|dir|lang],dl[id|class|title|style|dir|lang],dt[id|class|title|style|dir|lang],object[class|id|width|height|codebase|*],
+param[name|value|_value|class],embed[type|width|height|src|class|*],map[name|class],area[shape|coords|href|alt|target|class],bdo[class],button[class],iframe[*]]]>
   </validElements>
   <invalidElements>font</invalidElements>