diff --git a/alethzero/MainWin.cpp b/alethzero/MainWin.cpp
index 41f70ced2..0b3d6987d 100644
--- a/alethzero/MainWin.cpp
+++ b/alethzero/MainWin.cpp
@@ -48,7 +48,6 @@
 #include <libethereum/EthereumHost.h>
 #include <libethereum/DownloadMan.h>
 #include <libweb3jsonrpc/WebThreeStubServer.h>
-#include <libweb3jsonrpc/CorsHttpServer.h>
 #include "MainWin.h"
 #include "DownloadView.h"
 #include "MiningView.h"
@@ -159,7 +158,6 @@ Main::Main(QWidget *parent) :
 	m_webThree.reset(new WebThreeDirect(string("AlethZero/v") + dev::Version + "/" DEV_QUOTED(ETH_BUILD_TYPE) "/" DEV_QUOTED(ETH_BUILD_PLATFORM), getDataDir() + "/AlethZero", false, {"eth", "shh"}));
 
 	m_qwebConnector.reset(new QWebThreeConnector());
-//	m_httpConnector.reset(new jsonrpc::CorsHttpServer(8080));
 	m_server.reset(new OurWebThreeStubServer(*m_qwebConnector, *web3(), keysAsVector(m_myKeys), this));
 	connect(&*m_server, SIGNAL(onNewId(QString)), SLOT(addNewId(QString)));
 	m_server->setIdentities(keysAsVector(owned()));
@@ -436,12 +434,6 @@ QVariant Main::evalRaw(QString const& _js)
 	return ui->webView->page()->currentFrame()->evaluateJavaScript(_js);
 }
 
-void Main::addToWindowObject(QObject* _object, QString const& _name)
-{
-	QWebFrame* f = ui->webView->page()->mainFrame();
-	f->addToJavaScriptWindowObject(_name, _object, QWebFrame::QtOwnership);
-}
-
 void Main::eval(QString const& _js)
 {
 	if (_js.trimmed().isEmpty())
diff --git a/alethzero/MainWin.h b/alethzero/MainWin.h
index 03f6dc2fa..6f8ee7e2b 100644
--- a/alethzero/MainWin.h
+++ b/alethzero/MainWin.h
@@ -49,10 +49,6 @@ class Client;
 class State;
 }}
 
-namespace jsonrpc {
-class CorsHttpServer;
-}
-
 class QQuickView;
 class OurWebThreeStubServer;
 
@@ -95,7 +91,6 @@ public:
 	QList<dev::KeyPair> owned() const { return m_myIdentities + m_myKeys; }
 	
 	QVariant evalRaw(QString const& _js);
-	void addToWindowObject(QObject* _object, QString const& _name);
 
 public slots:
 	void load(QString _file);
@@ -284,7 +279,6 @@ private:
 	bool m_logChanged = true;
 
 	std::unique_ptr<QWebThreeConnector> m_qwebConnector;
-//	std::unique_ptr<jsonrpc::CorsHttpServer> m_httpConnector;
 	std::unique_ptr<OurWebThreeStubServer> m_server;
 	QWebThree* m_qweb = nullptr;
 
diff --git a/alethzero/OurWebThreeStubServer.cpp b/alethzero/OurWebThreeStubServer.cpp
index 4769ab3ff..28705653f 100644
--- a/alethzero/OurWebThreeStubServer.cpp
+++ b/alethzero/OurWebThreeStubServer.cpp
@@ -87,31 +87,10 @@ QNatspecExpressionEvaluator::QNatspecExpressionEvaluator(OurWebThreeStubServer*
 QNatspecExpressionEvaluator::~QNatspecExpressionEvaluator()
 {}
 
-QString QNatspecExpressionEvaluator::stateAt(QString _key)
-{
-	(void)_key;
-	return "1";
-}
-
-QString QNatspecExpressionEvaluator::call(QString _json)
-{
-	QJsonObject jsonObject = QJsonDocument::fromJson(_json.toUtf8()).object();
-	Json::Value input;
-	input["to"] = jsonObject["to"].toString().toStdString();
-	input["data"] = jsonObject["data"].toString().toStdString();
-	return QString::fromStdString(m_server->eth_call(input));
-}
-
-QString QNatspecExpressionEvaluator::sha3(QString _method)
-{
-	return QString::fromStdString(m_server->web3_sha3(_method.toStdString()));
-}
-
 QString QNatspecExpressionEvaluator::evalExpression(QString const& _expression)
 {
 	
 	// evaluate the natspec
-	m_main->addToWindowObject(this, "_natspec");
 	m_main->evalRaw(contentsOfQResource(":/js/natspec.js"));
 	
 	(void)_expression;
diff --git a/alethzero/OurWebThreeStubServer.h b/alethzero/OurWebThreeStubServer.h
index 384b5591b..53558b121 100644
--- a/alethzero/OurWebThreeStubServer.h
+++ b/alethzero/OurWebThreeStubServer.h
@@ -58,10 +58,6 @@ public:
 	
 	QString evalExpression(QString const& _expression);
 	
-	Q_INVOKABLE QString stateAt(QString _key);
-	Q_INVOKABLE QString call(QString _json);
-	Q_INVOKABLE QString sha3(QString _method);
-	
 private:
 	OurWebThreeStubServer* m_server;
 	Main* m_main;