diff --git a/PreviewPane.qml b/PreviewPane.qml
index e8e1dd4..77d9f9e 100644
--- a/PreviewPane.qml
+++ b/PreviewPane.qml
@@ -11,6 +11,7 @@ SectionCard {
     property real maxHeight: -1
 
     title: "Preview"
+    property int broken: )
 
     PreviewFrame {
         width: parent.width