diff --git a/resources/definitions/bambulab_a1mini.def.json b/resources/definitions/bambulab_a1mini.def.json
index 894189e303..9afb31e8ea 100644
--- a/resources/definitions/bambulab_a1mini.def.json
+++ b/resources/definitions/bambulab_a1mini.def.json
@@ -149,6 +149,9 @@
         "meshfix_maximum_resolution": { "value": 0.4 },
         "min_infill_area": { "default_value": 10 },
         "optimize_wall_printing_order": { "value": false },
+        "wall_overhang_angle": { "default_value": 10 },
+        "wall_overhang_speed_factors": { "default_value": "[25,15,5,5]" },
+        "prime_tower_enable": { "default_value": true },
         "prime_tower_min_volume": { "default_value": 250 },
         "prime_tower_position_x": { "value": "resolveOrValue('prime_tower_size') + (resolveOrValue('prime_tower_base_size') if (resolveOrValue('adhesion_type') == 'raft' or resolveOrValue('prime_tower_brim_enable')) else 0) + max(max(extruderValues('travel_avoid_distance')) + max(extruderValues('machine_nozzle_offset_y')) + max(extruderValues('support_offset')) + (extruderValue(skirt_brim_extruder_nr, 'skirt_brim_line_width') * extruderValue(skirt_brim_extruder_nr, 'skirt_line_count') * extruderValue(skirt_brim_extruder_nr, 'initial_layer_line_width_factor') / 100 + extruderValue(skirt_brim_extruder_nr, 'skirt_gap') if resolveOrValue('adhesion_type') == 'skirt' else 0) + (resolveOrValue('draft_shield_dist') if resolveOrValue('draft_shield_enabled') else 0), max(map(abs, extruderValues('machine_nozzle_offset_y'))), 1) - (resolveOrValue('machine_depth') / 2 if resolveOrValue('machine_center_is_zero') else 0)" },
         "prime_tower_position_y": { "value": "(resolveOrValue('prime_tower_base_size') if (resolveOrValue('adhesion_type') == 'raft' or resolveOrValue('prime_tower_brim_enable')) else 0) + max(max(extruderValues('travel_avoid_distance')) + max(extruderValues('machine_nozzle_offset_y')) + max(extruderValues('support_offset')) + (extruderValue(skirt_brim_extruder_nr, 'skirt_brim_line_width') * extruderValue(skirt_brim_extruder_nr, 'skirt_line_count') * extruderValue(skirt_brim_extruder_nr, 'initial_layer_line_width_factor') / 100 + extruderValue(skirt_brim_extruder_nr, 'skirt_gap') if resolveOrValue('adhesion_type') == 'skirt' else 0) + (resolveOrValue('draft_shield_dist') if resolveOrValue('draft_shield_enabled') else 0), max(map(abs, extruderValues('machine_nozzle_offset_y'))), 1) - (resolveOrValue('machine_depth') / 2 if resolveOrValue('machine_center_is_zero') else 0)" },