diff --git a/work_files/graphics/terrain/tree_foliage.kra b/work_files/graphics/terrain/tree_foliage.kra
index e3fb0ce25..d4f8d5596 100644
Binary files a/work_files/graphics/terrain/tree_foliage.kra and b/work_files/graphics/terrain/tree_foliage.kra differ
diff --git a/work_files/physics_staircasing.kra b/work_files/physics_staircasing.kra
index de833b3be..a92152990 100644
Binary files a/work_files/physics_staircasing.kra and b/work_files/physics_staircasing.kra differ
diff --git a/work_files/quick_tilewise_radiosity.kra b/work_files/quick_tilewise_radiosity.kra
index 09fb353af..2c445a910 100644
Binary files a/work_files/quick_tilewise_radiosity.kra and b/work_files/quick_tilewise_radiosity.kra differ
diff --git a/work_files/spreadeverycell_overlapping_investigation.kra b/work_files/spreadeverycell_overlapping_investigation.kra
index 46ba9ce38..395c0f1a1 100644
Binary files a/work_files/spreadeverycell_overlapping_investigation.kra and b/work_files/spreadeverycell_overlapping_investigation.kra differ