diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index b284f4b4dd..79523957f5 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -1162,6 +1162,13 @@
                     "default_value": false,
                     "settable_per_mesh": true
                 },
+                "group_outer_walls": {
+                    "label": "Group Outer Walls",
+                    "description": "When enabled outer walls of the same island are printed in-sequence. When enabled the this limits the amount of flow changes, while disabling reduces the amount of travels",
+                    "type": "bool",
+                    "default_value": false,
+                    "settable_per_mesh": true
+                },
                 "inset_direction":
                 {
                     "label": "Wall Ordering",