diff --git a/resources/settings/fdmprinter.json b/resources/settings/fdmprinter.json
index a370586bb1..06f0bc33a7 100644
--- a/resources/settings/fdmprinter.json
+++ b/resources/settings/fdmprinter.json
@@ -780,7 +780,7 @@
                         "value": true
                     }
                 },
-                "machine_switch_extruder_retraction_amount": {
+                "switch_extruder_retraction_amount": {
                     "label": "Nozzle Switch Retraction Distance",
                     "description": "The amount of retraction: Set at 0 for no retraction at all. This should generally be the same as the length of the heat zone.",
                     "unit": "mm",
@@ -793,7 +793,7 @@
                         "value": true
                     }
                 },
-                "machine_switch_extruder_retraction_speed": {
+                "switch_extruder_retraction_speed": {
                     "label": "Nozzle Switch Retraction Speed",
                     "description": "The speed at which the filament is retracted. A higher retraction speed works better, but a very high retraction speed can lead to filament grinding.",
                     "unit": "mm/s",
@@ -806,7 +806,7 @@
                         "value": true
                     },
                     "children": {
-                        "machine_switch_extruder_retraction_speed": {
+                        "switch_extruder_retraction_speed": {
                             "label": "Nozzle Switch Retract Speed",
                             "description": "The speed at which the filament is retracted during a nozzle switch retract. ",
                             "unit": "mm/s",
@@ -818,7 +818,7 @@
                                 "value": true
                             }
                         },
-                        "machine_switch_extruder_prime_speed": {
+                        "switch_extruder_prime_speed": {
                             "label": "Nozzle Switch Prime Speed",
                             "description": "The speed at which the filament is pushed back after a nozzle switch retraction.",
                             "unit": "mm/s",
@@ -1677,6 +1677,15 @@
                     "max_value": 16,
                     "inherit_function": "extruder_nr",
                     "children": {
+                        "support_extruder_nr_layer_0": {
+                            "label": "First Layer Support Extruder",
+                            "description": "The extruder train to use for printing the first layer of support. This is used in multi-extrusion.",
+                            "type": "int",
+                            "default": 0,
+                            "min_value": 0,
+                            "max_value": 16,
+                            "inherit": true
+                        },
                         "support_roof_extruder_nr": {
                             "label": "Hammock Extruder",
                             "description": "The extruder train to use for printing the hammock. This is used in multi-extrusion.",