diff --git a/assets/minecraft/textures/block/observer_back_on.png b/assets/minecraft/textures/block/observer_back_on.png
index 3b72fcdad..49c3335f5 100644
Binary files a/assets/minecraft/textures/block/observer_back_on.png and b/assets/minecraft/textures/block/observer_back_on.png differ