diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index dc91b9953..2135cfb39 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -1049,7 +1049,7 @@ void MainWindow::not_GA_warning_message ()
   MessageBox::critical_message (this,
                                 "This is a pre-release version of WSJT-X 2.6.0 made\n"
                                 "available for testing purposes.  By design it will\n"
-                                "be nonfunctional after Dec 31, 2022.");
+                                "be nonfunctional after Mar 31, 2023.");
   auto now = QDateTime::currentDateTimeUtc ();
   if (now >= QDateTime {{2022, 12, 31}, {23, 59, 59, 999}, Qt::UTC}) {
     Q_EMIT finished ();