diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1bb2d37..e66a7d1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [1.0.3](https://github.com/mob-sakai/SoftMaskForUGUI/compare/1.0.2...1.0.3) (2023-03-23)
+
+
+### Bug Fixes
+
+* Masked image disapear on resolution change ([65da106](https://github.com/mob-sakai/SoftMaskForUGUI/commit/65da10600ab2b6dad41f675a14457a611c9f8978))
+
 ## [1.0.2](https://github.com/mob-sakai/SoftMaskForUGUI/compare/1.0.1...1.0.2) (2022-05-15)
 
 
diff --git a/Scripts/SoftMask.cs b/Scripts/SoftMask.cs
index 7a5a9e2..f112362 100644
--- a/Scripts/SoftMask.cs
+++ b/Scripts/SoftMask.cs
@@ -654,25 +654,8 @@ namespace Coffee.UISoftMask
         /// </summary>
         private static void GetDownSamplingSize(DownSamplingRate rate, out int w, out int h)
         {
-#if UNITY_EDITOR
-            if (!Application.isPlaying)
-            {
-                var res = UnityEditor.UnityStats.screenRes.Split('x');
-                w = Mathf.Max(64, int.Parse(res[0]));
-                h = Mathf.Max(64, int.Parse(res[1]));
-            }
-            else
-#endif
-            if (Screen.fullScreenMode == FullScreenMode.Windowed)
-            {
-                w = Screen.width;
-                h = Screen.height;
-            }
-            else
-            {
-                w = Screen.currentResolution.width;
-                h = Screen.currentResolution.height;
-            }
+            w = Screen.currentResolution.width;
+            h = Screen.currentResolution.height;
 
             if (rate == DownSamplingRate.None)
                 return;