diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index f39e267354..407923fb4e 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -4690,6 +4690,7 @@
                     "default_value": 8.0,
                     "minimum_value": "0.0",
                     "maximum_value_warning": "50.0",
+                    "maximum_value": "0.5 * min(machine_width, machine_depth)",
                     "enabled": "resolveOrValue('adhesion_type') == 'brim'",
                     "settable_per_mesh": false,
                     "settable_per_extruder": true,
@@ -4704,6 +4705,7 @@
                             "default_value": 20,
                             "minimum_value": "0",
                             "maximum_value_warning": "50 / skirt_brim_line_width",
+                            "maximum_value": "0.5 * min(machine_width, machine_depth) / skirt_brim_line_width",
                             "value": "math.ceil(brim_width / (skirt_brim_line_width * initial_layer_line_width_factor / 100.0))",
                             "enabled": "resolveOrValue('adhesion_type') == 'brim'",
                             "settable_per_mesh": false,