diff --git a/popcorn/Assets/MyGame/Resource/Material/CornField/CornField_background_Dither.png b/popcorn/Assets/MyGame/Resource/Material/CornField/CornField_background_Dither.png
index 638968e1..8599e88e 100644
Binary files a/popcorn/Assets/MyGame/Resource/Material/CornField/CornField_background_Dither.png and b/popcorn/Assets/MyGame/Resource/Material/CornField/CornField_background_Dither.png differ