diff --git a/Pilz.UI/PaintingControl/PaintingObject.vb b/Pilz.UI/PaintingControl/PaintingObject.vb
index aa629f0..e4c6f29 100644
--- a/Pilz.UI/PaintingControl/PaintingObject.vb
+++ b/Pilz.UI/PaintingControl/PaintingObject.vb
@@ -255,6 +255,7 @@ Imports Newtonsoft.Json
         End Set
     End Property
 
+    <JsonIgnore>
     Public Property Selected As Boolean
         Get
             Return _Selected