diff --git a/Samples~/Demo/UIAdditive.mat b/Samples~/Demo/UIAdditive.mat
index c367d31..d198052 100644
--- a/Samples~/Demo/UIAdditive.mat
+++ b/Samples~/Demo/UIAdditive.mat
@@ -5,7 +5,8 @@ Material:
   serializedVersion: 6
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInternal: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
   m_Name: UIAdditive
   m_Shader: {fileID: 4800000, guid: ecfa8f5732b504ef98fba10aa18d0326, type: 3}
   m_ShaderKeywords: 
@@ -39,7 +40,7 @@ Material:
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
     - _MainTex:
-        m_Texture: {fileID: 2800000, guid: 975570a90d56c477582e12d440dc9931, type: 3}
+        m_Texture: {fileID: 10300, guid: 0000000000000000f000000000000000, type: 0}
         m_Scale: {x: 1, y: 1}
         m_Offset: {x: 0, y: 0}
     - _MetallicGlossMap: