diff --git a/src/WPFDevelopers/Controls/CutImage/CutImage.cs b/src/WPFDevelopers/Controls/CutImage/CutImage.cs
index dcca4f11..70ec1cdf 100644
--- a/src/WPFDevelopers/Controls/CutImage/CutImage.cs
+++ b/src/WPFDevelopers/Controls/CutImage/CutImage.cs
@@ -19,7 +19,9 @@ public class CutImage : Control
         public ImageSource ImageSource
         {
             get { return (ImageSource)GetValue(ImageSourceProperty); }
-            set { SetValue(ImageSourceProperty, value); }
+            set { SetValue(ImageSourceProperty, value); 
+                   DragDropItem_UpdateImageEvent();
+            }
         }
 
         public static readonly DependencyProperty ImageSourceProperty =