diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index 2e8b30768..6d1583f46 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -6190,6 +6190,17 @@ void MainWindow::on_actionErase_wsjtx_log_adi_triggered()
   }
 }
 
+void MainWindow::on_actionErase_WSPR_hashtable_triggered()
+{
+  int ret = MessageBox::query_message(this, tr ("Confirm Erase"),
+            tr ("Are you sure you want to erase the WSPR hashtable?"));
+  if(ret==MessageBox::Yes) {
+    QFile f {m_config.writeable_data_dir().absoluteFilePath("hashtable.txt")};
+    f.remove();
+  }
+}
+
+
 void MainWindow::on_actionOpen_log_directory_triggered ()
 {
   QDesktopServices::openUrl (QUrl::fromLocalFile (m_config.writeable_data_dir ().absolutePath ()));
diff --git a/widgets/mainwindow.h b/widgets/mainwindow.h
index 9635e7476..acabffe7f 100644
--- a/widgets/mainwindow.h
+++ b/widgets/mainwindow.h
@@ -210,6 +210,7 @@ private slots:
   void on_actionErase_ALL_TXT_triggered();
   void on_reset_cabrillo_log_action_triggered ();
   void on_actionErase_wsjtx_log_adi_triggered();
+  void on_actionErase_WSPR_hashtable_triggered();
   void on_actionExport_Cabrillo_log_triggered();
   void startTx2();
   void startP1();
diff --git a/widgets/mainwindow.ui b/widgets/mainwindow.ui
index 560c982ef..4e39e6d6c 100644
--- a/widgets/mainwindow.ui
+++ b/widgets/mainwindow.ui
@@ -2636,6 +2636,7 @@ list. The list can be maintained in Settings (F2).</string>
     <addaction name="actionDelete_all_wav_files_in_SaveDir"/>
     <addaction name="actionErase_ALL_TXT"/>
     <addaction name="actionErase_wsjtx_log_adi"/>
+    <addaction name="actionErase_WSPR_hashtable"/>
     <addaction name="reset_cabrillo_log_action"/>
     <addaction name="actionExport_Cabrillo_log"/>
     <addaction name="actionOpen_log_directory"/>
@@ -3332,6 +3333,11 @@ list. The list can be maintained in Settings (F2).</string>
     <string>Contest log</string>
    </property>
   </action>
+  <action name="actionErase_WSPR_hashtable">
+   <property name="text">
+    <string>Erase WSPR hashtable</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>