diff --git a/applet/contents/ui/ListItemBase.qml b/applet/contents/ui/ListItemBase.qml
--- a/applet/contents/ui/ListItemBase.qml
+++ b/applet/contents/ui/ListItemBase.qml
@@ -59,6 +59,7 @@
                 Layout.preferredHeight: column.height * 0.75
                 Layout.preferredWidth: Layout.preferredHeight
                 source: "unknown"
+                usesPlasmaTheme: false
 
                 onSourceChanged: {
                     if (!valid && source != "unknown") {