diff --git a/docs/src/code/LinuxCNC-block-diagram.png b/docs/src/code/LinuxCNC-block-diagram.png
index a2086d8874e..384a62996b4 100644
Binary files a/docs/src/code/LinuxCNC-block-diagram.png and b/docs/src/code/LinuxCNC-block-diagram.png differ