diff --git a/resources/quality/coarse.inst.cfg b/resources/quality/coarse.inst.cfg
index 3941654bbf..9a8875df0c 100644
--- a/resources/quality/coarse.inst.cfg
+++ b/resources/quality/coarse.inst.cfg
@@ -11,3 +11,4 @@ weight = -2
 
 [values]
 layer_height = 0.2
+layer_height_0 = =(0.8 * min(extruderValues('machine_nozzle_size'))) if min(extruderValues('machine_nozzle_size')) < 0.4 else 0.3