diff --git a/resources/definitions/ultimaker_method_base.def.json b/resources/definitions/ultimaker_method_base.def.json
index 58fc378816..12a46a2527 100644
--- a/resources/definitions/ultimaker_method_base.def.json
+++ b/resources/definitions/ultimaker_method_base.def.json
@@ -522,8 +522,7 @@
             "minimum_value_warning": 1,
             "value": 2
         },
-        "roofing_material_flow": { "value": "material_flow" },
-        "roofing_monotonic": { "value": true },
+         "roofing_monotonic": { "value": true },
         "skin_angles":
         {
             "value": [0, 90]