diff --git a/resources/qml/Widgets/ComboBox.qml b/resources/qml/Widgets/ComboBox.qml
index d1edcca69c..bed1a1b3af 100644
--- a/resources/qml/Widgets/ComboBox.qml
+++ b/resources/qml/Widgets/ComboBox.qml
@@ -14,7 +14,7 @@ import Cura 1.1 as Cura
 ComboBox
 {
     id: control
-    property bool highlighted: False
+    property bool highlighted: false
     background: Rectangle
     {
         color: