diff --git a/www/common/sframe-app-framework.js b/www/common/sframe-app-framework.js
index ae0d3f3b6..d58710e1b 100644
--- a/www/common/sframe-app-framework.js
+++ b/www/common/sframe-app-framework.js
@@ -378,9 +378,7 @@ define([
         }).nThen(function (waitFor) {
             cpNfInner = common.startRealtime({
                 // really basic operational transform
-                transformFunction: options.transformFunction || JsonOT.validate,
-
-                patchTransformer: options.patchTransformer || JsonOT.patchTransformer,
+                transformFunction: options.transformFunction || JsonOT.transform,
 
                 // cryptpad debug logging (default is 1)
                 // logLevel: 0,
diff --git a/www/pad/inner.js b/www/pad/inner.js
index a8020e28e..2541f8ff0 100644
--- a/www/pad/inner.js
+++ b/www/pad/inner.js
@@ -30,6 +30,7 @@ define([
     '/api/config',
     '/common/common-hash.js',
     '/common/common-util.js',
+    '/bower_components/chainpad-json-validator/json-ot.js',
 
     '/bower_components/diff-dom/diffDOM.js',
 
@@ -48,7 +49,8 @@ define([
     MediaTag,
     ApiConfig,
     Hash,
-    Util)
+    Util,
+    JsonOT)
 {
     var DiffDom = window.diffDOM;
 
@@ -553,6 +555,7 @@ define([
             Framework.create({
                 toolbarContainer: '#cke_1_toolbox',
                 contentContainer: '#cke_1_contents',
+                transformFunction: JsonOT.validate,
                 thumbnail: {
                     getContainer: function () { return $('iframe').contents().find('html')[0]; },
                     filter: function (el, before) {