diff --git a/resources/definitions/ultimaker.def.json b/resources/definitions/ultimaker.def.json
index 1484935191..5a46a69c72 100644
--- a/resources/definitions/ultimaker.def.json
+++ b/resources/definitions/ultimaker.def.json
@@ -233,7 +233,7 @@
             "value": "2*layer_height"
         },
         "support_offset": {
-            "value": "2*line_width if support_interface_enable else 0"
+            "value": "support_xy_distance if support_interface_enable else 0"
         },
         "support_xy_distance": {
             "value": "1"