diff --git a/companion/src/simulation/radiooutputswidget.cpp b/companion/src/simulation/radiooutputswidget.cpp
index 76e257269..1721fb358 100644
--- a/companion/src/simulation/radiooutputswidget.cpp
+++ b/companion/src/simulation/radiooutputswidget.cpp
@@ -313,7 +313,7 @@ void RadioOutputsWidget::setValues()
     for (ch = m_channelsMap.constBegin(); ch != m_channelsMap.constEnd(); ++ch) {
       if (ch.key() >= CPN_MAX_CHNOUT)
         continue;
-      ch.value().first->setText(QString("%1%").arg(outputs.chans[ch.key()] * 100 / 1024));
+      ch.value().first->setText(QString("%1%").arg((outputs.chans[ch.key()] * 100 + 512) / 1024));
       ch.value().second->setValue(qMin(1024, qMax(-1024, outputs.chans[ch.key()])));
     }
   }