diff --git a/src/Shared/HandyControl_Shared/Controls/Image/ImageBlock.cs b/src/Shared/HandyControl_Shared/Controls/Image/ImageBlock.cs
index ab21849f..11f3adcb 100644
--- a/src/Shared/HandyControl_Shared/Controls/Image/ImageBlock.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Image/ImageBlock.cs
@@ -25,7 +25,7 @@ namespace HandyControl.Controls
 
         public ImageBlock()
         {
-            _dispatcherTimer = new DispatcherTimer
+            _dispatcherTimer = new DispatcherTimer(DispatcherPriority.Render)
             {
                 Interval = Interval
             };
@@ -187,4 +187,4 @@ namespace HandyControl.Controls
             return rect;
         }
     }
-}
\ No newline at end of file
+}