diff --git a/admin/_config.php b/admin/_config.php
index ca525a3f0..d2d9c33f9 100644
--- a/admin/_config.php
+++ b/admin/_config.php
@@ -18,7 +18,6 @@ HtmlEditorConfig::get('cms')->setOptions(array(
 	'body_class' => 'typography',
 	'document_base_url' => Director::absoluteBaseURL(),
 
-	'urlconverter_callback' => "nullConverter",
 	'setupcontent_callback' => "sapphiremce_setupcontent",
 	'cleanup_callback' => "sapphiremce_cleanup",
 
diff --git a/admin/javascript/LeftAndMain.js b/admin/javascript/LeftAndMain.js
index 7ccf39819..4ff86eb4d 100644
--- a/admin/javascript/LeftAndMain.js
+++ b/admin/javascript/LeftAndMain.js
@@ -395,13 +395,4 @@ var errorMessage = function(text) {
 
 returnFalse = function() {
 	return false;
-};
-
-/**
- * Find and enable TinyMCE on all htmleditor fields
- * Pulled in from old tinymce.template.js
- */
-
-function nullConverter(url) {
-	return url;
 };
\ No newline at end of file