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 2287abcb..7f3d7b2a 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