diff --git a/resources/definitions/ultimaker3.def.json b/resources/definitions/ultimaker3.def.json
index 27cbd15bf3..29395e8fd5 100644
--- a/resources/definitions/ultimaker3.def.json
+++ b/resources/definitions/ultimaker3.def.json
@@ -153,6 +153,7 @@
         "travel_avoid_distance": { "value": "3" },
         "wall_0_inset": { "value": "0" },
         "wall_line_width_x": { "value": "round(wall_line_width * 0.3 / 0.35, 2)" },
-        "wall_thickness": { "value": "1" }
+        "wall_thickness": { "value": "1" },
+        "zig_zaggify_infill": { "value": "True" }
     }
 }