diff --git a/Configuration.cpp b/Configuration.cpp
index adde84f7a..7dd86ed83 100644
--- a/Configuration.cpp
+++ b/Configuration.cpp
@@ -658,6 +658,11 @@ bool Configuration::is_transceiver_online () const
   return m_->rig_active_;
 }
 
+bool Configuration::is_dummy_rig () const
+{
+  return m_->rig_is_dummy_;
+}
+
 bool Configuration::transceiver_online ()
 {
 #if WSJT_TRACE_CAT
diff --git a/Configuration.hpp b/Configuration.hpp
index a8927a919..25efa8f29 100644
--- a/Configuration.hpp
+++ b/Configuration.hpp
@@ -157,6 +157,9 @@ public:
   // already open.
   bool transceiver_online ();
 
+  // check if a real rig is configured
+  bool is_dummy_rig () const;
+
   // Frequency resolution of the rig
   //
   //  0 - 1Hz
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 9c610b020..b60acdec7 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -5245,7 +5245,8 @@ void MainWindow::on_pbTxNext_clicked(bool b)
 void MainWindow::WSPR_scheduling ()
 {
   m_WSPR_tx_next = false;
-  if (m_config.is_transceiver_online () // need rig control for hopping
+  if (m_config.is_transceiver_online () // need working rig control for hopping
+      && !m_config.is_dummy_rig ()
       && ui->band_hopping_group_box->isChecked ()) {
     auto hop_data = m_WSPR_band_hopping.next_hop (m_auto);
     qDebug () << "hop data: period:" << hop_data.period_name_