diff --git a/plugins/USBPrinting/ControlWindow.qml b/plugins/USBPrinting/ControlWindow.qml
index 74f3072aca..efe1e21b25 100644
--- a/plugins/USBPrinting/ControlWindow.qml
+++ b/plugins/USBPrinting/ControlWindow.qml
@@ -12,6 +12,7 @@ UM.Dialog
 {
     width: 500 * Screen.devicePixelRatio;
     height: 100 * Screen.devicePixelRatio;
+    modality: Qt.NonModal
 
     title: catalog.i18nc("@title:window", "Print with USB")