diff --git a/src/QmlControls/QGCSlider.qml b/src/QmlControls/QGCSlider.qml
index 1bbd2f18ec6fd3c2e128ae929604548f5656a069..6d4824b533bdb4fb108709be4af17ca784ab20c9 100644
--- a/src/QmlControls/QGCSlider.qml
+++ b/src/QmlControls/QGCSlider.qml
@@ -13,6 +13,7 @@ import QtQuick.Controls.Styles  1.4
 
 import QGroundControl.Palette       1.0
 import QGroundControl.ScreenTools   1.0
+import QtQuick.Controls.Private     1.0
 
 Slider {
     property var _qgcPal: QGCPalette { colorGroupEnabled: enabled }