diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2799999..0d6ff9d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# [3.0.0-preview.17](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v3.0.0-preview.16...v3.0.0-preview.17) (2020-08-13)
+
+
+### Bug Fixes
+
+* The type or namespace name 'U2D' does not exist in the namespace 'UnityEditor.Experimental' in Unity 2019.3 or later ([930199e](https://github.com/mob-sakai/ParticleEffectForUGUI/commit/930199e5e42920825b27d5bf3e2b2a4bda77fa14)), closes [#82](https://github.com/mob-sakai/ParticleEffectForUGUI/issues/82)
+
 # [3.0.0-preview.16](https://github.com/mob-sakai/ParticleEffectForUGUI/compare/v3.0.0-preview.15...v3.0.0-preview.16) (2020-08-12)
 
 
diff --git a/Scripts/UIParticle.cs b/Scripts/UIParticle.cs
index 0ff16b4..ae629c9 100755
--- a/Scripts/UIParticle.cs
+++ b/Scripts/UIParticle.cs
@@ -4,8 +4,8 @@
 using UnityEngine.UI;
 using ShaderPropertyType = Coffee.UIExtensions.UIParticle.AnimatableProperty.ShaderPropertyType;
 #if UNITY_EDITOR
+using System;
 using System.Reflection;
-
 #endif
 
 namespace Coffee.UIExtensions
@@ -643,7 +643,9 @@ void UpdateAnimatableMaterialProperties()
         }
 
 #if UNITY_EDITOR
-        private static MethodInfo miGetActiveAtlasTexture = typeof(UnityEditor.Experimental.U2D.SpriteEditorExtension)
+        private static Type tSpriteEditorExtension = Type.GetType("UnityEditor.Experimental.U2D.SpriteEditorExtension, UnityEditor")
+                                                     ?? Type.GetType("UnityEditor.U2D.SpriteEditorExtension, UnityEditor");
+        private static MethodInfo miGetActiveAtlasTexture = tSpriteEditorExtension
             .GetMethod("GetActiveAtlasTexture", BindingFlags.Static | BindingFlags.NonPublic);
 
         static Texture2D GetActualTexture(Sprite sprite)
diff --git a/package.json b/package.json
index 1dbe49c..145dba3 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "com.coffee.ui-particle",
   "displayName": "UI Particle",
   "description": "This plugin provide a component to render particle effect for uGUI.\nThe particle rendering is maskable and sortable, without Camera, RenderTexture or Canvas.",
-  "version": "3.0.0-preview.16",
+  "version": "3.0.0-preview.17",
   "unity": "2018.2",
   "license": "MIT",
   "repository": {