diff --git a/Packages/SoftMaskForUGUI/Scripts/SoftMask.cs b/Packages/SoftMaskForUGUI/Scripts/SoftMask.cs
index efbc9e9..d2a9721 100644
--- a/Packages/SoftMaskForUGUI/Scripts/SoftMask.cs
+++ b/Packages/SoftMaskForUGUI/Scripts/SoftMask.cs
@@ -68,7 +68,7 @@ namespace Coffee.UISoftMask
 
 
         [SerializeField, Tooltip("The desampling rate for soft mask buffer.")]
-        private DesamplingRate m_DesamplingRate = DesamplingRate.None;
+        private DesamplingRate m_DesamplingRate = DesamplingRate.x1;
 
         [SerializeField, Range(0.01f, 1), Tooltip("The value used by the soft mask to select the area of influence defined over the soft mask's graphic.")]
         private float m_Softness = 1;