diff --git a/app/main.cpp b/app/main.cpp
index 685368c85..913e0f69c 100644
--- a/app/main.cpp
+++ b/app/main.cpp
@@ -33,7 +33,7 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo
 */
 	QCoreApplication::setOrganizationName("f4exb");
 	QCoreApplication::setApplicationName("SDRangel");
-	QCoreApplication::setApplicationVersion("3.9.0");
+	QCoreApplication::setApplicationVersion("3.9.1");
 
 #if 1
 	qApp->setStyle(QStyleFactory::create("fusion"));
diff --git a/plugins/channeltx/modnfm/nfmmodplugin.cpp b/plugins/channeltx/modnfm/nfmmodplugin.cpp
index 62b3f9560..80e961792 100644
--- a/plugins/channeltx/modnfm/nfmmodplugin.cpp
+++ b/plugins/channeltx/modnfm/nfmmodplugin.cpp
@@ -23,7 +23,7 @@
 
 const PluginDescriptor NFMModPlugin::m_pluginDescriptor = {
     QString("NFM Modulator"),
-    QString("3.9.0"),
+    QString("3.9.1"),
     QString("(c) Edouard Griffiths, F4EXB"),
     QString("https://github.com/f4exb/sdrangel"),
     true,
diff --git a/plugins/channeltx/modwfm/wfmmodplugin.cpp b/plugins/channeltx/modwfm/wfmmodplugin.cpp
index 9bb81cb31..faf787d6e 100644
--- a/plugins/channeltx/modwfm/wfmmodplugin.cpp
+++ b/plugins/channeltx/modwfm/wfmmodplugin.cpp
@@ -24,7 +24,7 @@
 
 const PluginDescriptor WFMModPlugin::m_pluginDescriptor = {
     QString("WFM Modulator"),
-    QString("3.9.0"),
+    QString("3.9.1"),
     QString("(c) Edouard Griffiths, F4EXB"),
     QString("https://github.com/f4exb/sdrangel"),
     true,
diff --git a/sdrgui/gui/aboutdialog.cpp b/sdrgui/gui/aboutdialog.cpp
index 7c9a40aa8..7acff485f 100644
--- a/sdrgui/gui/aboutdialog.cpp
+++ b/sdrgui/gui/aboutdialog.cpp
@@ -6,7 +6,7 @@ AboutDialog::AboutDialog(QWidget* parent) :
 	ui(new Ui::AboutDialog)
 {
 	ui->setupUi(this);
-	ui->version->setText(QString("Version %1 - Copyright (C) 2015-2017 Edouard Griffiths, F4EXB.").arg(qApp->applicationVersion()));
+	ui->version->setText(QString("Version %1 - Copyright (C) 2015-2018 Edouard Griffiths, F4EXB.").arg(qApp->applicationVersion()));
 }
 
 AboutDialog::~AboutDialog()