diff --git a/frontend_qt/mainwindow.cpp b/frontend_qt/mainwindow.cpp
index f78f4d85..1337eb78 100644
--- a/frontend_qt/mainwindow.cpp
+++ b/frontend_qt/mainwindow.cpp
@@ -1155,7 +1155,7 @@ void MainWindow::upcean_guard_descent(QDoubleSpinBox *spnBox, QLabel *label)
         label->setEnabled(enabled);
     }
     if (enabled && spnBox) {
-        m_bc.bc.setGuardDescent(get_doublespinbox_val("spnUPCEANGuardDescent"));
+        m_bc.bc.setGuardDescent(spnBox->value());
     }
 }