diff --git a/panels/dock/tray/traysortordermodel.cpp b/panels/dock/tray/traysortordermodel.cpp
index 6f371a90a..6276417fe 100644
--- a/panels/dock/tray/traysortordermodel.cpp
+++ b/panels/dock/tray/traysortordermodel.cpp
@@ -328,8 +328,7 @@ void TraySortOrderModel::registerToSection(const QString & surfaceId, const QStr
     }
 
     if (!section->contains(surfaceId)) {
-        // the icon should be show from right to left
-        section->append(surfaceId);
+        section->prepend(surfaceId);
     }
 }