diff --git a/forms/HtmlEditorField.php b/forms/HtmlEditorField.php
index 47b0150da..7a71fd0a5 100644
--- a/forms/HtmlEditorField.php
+++ b/forms/HtmlEditorField.php
@@ -63,14 +63,14 @@ class HtmlEditorField extends TextareaField {
 		if($links = $value->getElementsByTagName('a')) foreach($links as $link) {
 			$matches = array();
 			
-			if(preg_match('/\[sitetree_link id=([0-9]+)\]/i', $link->getAttribute('href'), $matches)) {
+			if(preg_match('/\[sitetree_link(?:\s*|%20|,)?id=([0-9]+)\]/i', $link->getAttribute('href'), $matches)) {
 				if(!DataObject::get_by_id('SiteTree', $matches[1])) {
 					$class = $link->getAttribute('class');
 					$link->setAttribute('class', ($class ? "$class ss-broken" : 'ss-broken'));
 				}
 			}
 
-			if(preg_match('/\[file_link id=([0-9]+)\]/i', $link->getAttribute('href'), $matches)) {
+			if(preg_match('/\[file_link(?:\s*|%20|,)?id=([0-9]+)\]/i', $link->getAttribute('href'), $matches)) {
 				if(!DataObject::get_by_id('File', $matches[1])) {
 					$class = $link->getAttribute('class');
 					$link->setAttribute('class', ($class ? "$class ss-broken" : 'ss-broken'));
@@ -114,7 +114,7 @@ class HtmlEditorField extends TextareaField {
 				$href = Director::makeRelative($link->getAttribute('href'));
 
 				if($href) {
-					if(preg_match('/\[sitetree_link id=([0-9]+)\]/i', $href, $matches)) {
+					if(preg_match('/\[sitetree_link,id=([0-9]+)\]/i', $href, $matches)) {
 						$ID = $matches[1];
 
 						// clear out any broken link classes
diff --git a/javascript/HtmlEditorField.js b/javascript/HtmlEditorField.js
index 9a271a47c..7f21670d6 100644
--- a/javascript/HtmlEditorField.js
+++ b/javascript/HtmlEditorField.js
@@ -691,7 +691,7 @@ ss.editorWrappers['default'] = ss.editorWrappers.tinyMCE;
 					Description: title,
 					TargetBlank: target ? true : false
 				};
-			} else if(href.match(/^\[sitetree_link\s*(?:%20)?id=([0-9]+)\]?(#.*)?$/)) {
+			} else if(href.match(/^\[sitetree_link(?:\s*|%20|,)?id=([0-9]+)\]?(#.*)?$/i)) {
 				return {
 					LinkType: 'internal',
 					internal: RegExp.$1,
diff --git a/parsers/ShortcodeParser.php b/parsers/ShortcodeParser.php
index b6d2feff5..56450f8f5 100644
--- a/parsers/ShortcodeParser.php
+++ b/parsers/ShortcodeParser.php
@@ -29,7 +29,7 @@
  * 
  * <b>Inbuilt Shortcodes</b>
  * 
- * From 2.4 onwards links inserted via the CMS into a content field are in the form ''<a href="[sitetree_link id=n]">''. At runtime this is replaced by a plain link to the page with the ID in question.
+ * From 2.4 onwards links inserted via the CMS into a content field are in the form ''<a href="[sitetree_link id=n]">'', and from 3.0 the comma is used as a separator instead ''<a href="[sitetree_link,id=n]">''. At runtime this is replaced by a plain link to the page with the ID in question.
  * 
  * <b>Limitations</b>
  *