diff --git a/resources/definitions/rigid3d_base.def.json b/resources/definitions/rigid3d_base.def.json
index 94fdec9e9f..6fd1407d70 100644
--- a/resources/definitions/rigid3d_base.def.json
+++ b/resources/definitions/rigid3d_base.def.json
@@ -77,7 +77,7 @@
         "retraction_combing": { "value": "'all'" },
         "retraction_combing_max_distance": { "value": 30 },
 
-        "support_wall_count": { "value": 1 },
+       ,
         "support_infill_rate": { "value": 20 },
         "support_bottom_stair_step_height": { "value": 0.4 },
         "support_z_distance": { "value": "layer_height if layer_height >= 0.16 else layer_height*2" },