diff --git a/sdrgui/gui/aboutdialog.cpp b/sdrgui/gui/aboutdialog.cpp
index 0a68698c6..80b227602 100644
--- a/sdrgui/gui/aboutdialog.cpp
+++ b/sdrgui/gui/aboutdialog.cpp
@@ -1,13 +1,14 @@
 #include "gui/aboutdialog.h"
 #include "ui_aboutdialog.h"
 
-AboutDialog::AboutDialog(QWidget* parent) :
+AboutDialog::AboutDialog(const QString& apiHost, int apiPort, QWidget* parent) :
 	QDialog(parent),
 	ui(new Ui::AboutDialog)
 {
 	ui->setupUi(this);
 	ui->version->setText(QString("Version %1 - Copyright (C) 2015-2018 Edouard Griffiths, F4EXB.").arg(qApp->applicationVersion()));
 	ui->build->setText(QString("Build info: Qt %1 %2 bits").arg(QT_VERSION_STR).arg(QT_POINTER_SIZE*8));
+	ui->restApiUrl->setText(QString("REST API base URL: http://%1:%2/sdrangel").arg(apiHost).arg(apiPort));
 }
 
 AboutDialog::~AboutDialog()
diff --git a/sdrgui/gui/aboutdialog.h b/sdrgui/gui/aboutdialog.h
index cf5559d6f..52190fd2c 100644
--- a/sdrgui/gui/aboutdialog.h
+++ b/sdrgui/gui/aboutdialog.h
@@ -11,7 +11,7 @@ class AboutDialog : public QDialog {
 	Q_OBJECT
 
 public:
-	explicit AboutDialog(QWidget* parent = NULL);
+	explicit AboutDialog(const QString& apiHost, int apiPort, QWidget* parent = 0);
 	~AboutDialog();
 
 private:
diff --git a/sdrgui/gui/aboutdialog.ui b/sdrgui/gui/aboutdialog.ui
index 1521b5826..a09acee10 100644
--- a/sdrgui/gui/aboutdialog.ui
+++ b/sdrgui/gui/aboutdialog.ui
@@ -95,6 +95,13 @@
      </property>
     </widget>
    </item>
+   <item>
+    <widget class="QLabel" name="restApiUrl">
+     <property name="text">
+      <string>Here goes the REST API URL</string>
+     </property>
+    </widget>
+   </item>
    <item>
     <widget class="QLabel" name="info">
      <property name="text">
diff --git a/sdrgui/mainwindow.cpp b/sdrgui/mainwindow.cpp
index 65308668f..428006433 100644
--- a/sdrgui/mainwindow.cpp
+++ b/sdrgui/mainwindow.cpp
@@ -183,7 +183,9 @@ MainWindow::MainWindow(qtwebapp::LoggerWithFile *logger, const MainParser& parse
 	m_apiAdapter = new WebAPIAdapterGUI(*this);
 	m_requestMapper = new WebAPIRequestMapper(this);
 	m_requestMapper->setAdapter(m_apiAdapter);
-	m_apiServer = new WebAPIServer(parser.getServerAddress(), parser.getServerPort(), m_requestMapper);
+	m_apiHost = parser.getServerAddress();
+	m_apiPort = parser.getServerPort();
+	m_apiServer = new WebAPIServer(m_apiHost, m_apiPort, m_requestMapper);
 	m_apiServer->start();
 
 	connect(qApp, SIGNAL(focusChanged(QWidget *, QWidget *)), this, SLOT(focusHasChanged(QWidget *, QWidget *)));
@@ -1647,7 +1649,7 @@ void MainWindow::channelAddClicked(bool checked __attribute__((unused)))
 
 void MainWindow::on_action_About_triggered()
 {
-	AboutDialog dlg(this);
+	AboutDialog dlg(m_apiHost, m_apiPort, this);
 	dlg.exec();
 }
 
diff --git a/sdrgui/mainwindow.h b/sdrgui/mainwindow.h
index 8f8a34894..f423ea50b 100644
--- a/sdrgui/mainwindow.h
+++ b/sdrgui/mainwindow.h
@@ -331,6 +331,8 @@ private:
 	WebAPIRequestMapper *m_requestMapper;
 	WebAPIServer *m_apiServer;
 	WebAPIAdapterGUI *m_apiAdapter;
+	QString m_apiHost;
+	int m_apiPort;
 
 	CommandKeyReceiver *m_commandKeyReceiver;