diff --git a/ground/gcs/src/plugins/config/configoutputwidget.cpp b/ground/gcs/src/plugins/config/configoutputwidget.cpp
index f821ebaeb..cb1b10227 100644
--- a/ground/gcs/src/plugins/config/configoutputwidget.cpp
+++ b/ground/gcs/src/plugins/config/configoutputwidget.cpp
@@ -169,6 +169,7 @@ void ConfigOutputWidget::enableControls(bool enable)
 
     if (!enable) {
         m_ui->channelOutTest->setChecked(false);
+        channelTestsStarted = false;
     }
     m_ui->channelOutTest->setEnabled(enable);
 }