diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 92246b4b56..a7edb3460f 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -5010,8 +5010,8 @@
                     "description": "Amount of offset applied to all support polygons in each layer. Positive values can smooth out the support areas and result in more sturdy support.",
                     "unit": "mm",
                     "type": "float",
-                    "default_value": 0.4,
-                    "value": "support_line_width",
+                    "default_value": 0.8,
+                    "value": "support_line_width + 0.4",
                     "limit_to_extruder": "support_infill_extruder_nr",
                     "minimum_value_warning": "-1 * machine_nozzle_size",
                     "maximum_value_warning": "10 * machine_nozzle_size",