diff --git a/resources/definitions/cartesio.def.json b/resources/definitions/cartesio.def.json
index 2db064fcab..f579ddf6f4 100644
--- a/resources/definitions/cartesio.def.json
+++ b/resources/definitions/cartesio.def.json
@@ -47,6 +47,7 @@
         },
         "layer_height": { "maximum_value": "(0.8 * min(extruderValues('machine_nozzle_size')))" },
         "layer_height_0": { "maximum_value": "(0.8 * min(extruderValues('machine_nozzle_size')))" },
+        "layer_height_0": { "resolve": "0.2 if min(extruderValues('machine_nozzle_size')) < 0.3 else 0.3 "},
         "machine_nozzle_heat_up_speed": {"default_value": 20},
         "machine_nozzle_cool_down_speed": {"default_value": 20},
         "machine_min_cool_heat_time_window": {"default_value": 5}