diff --git a/data/obj_item.json b/data/obj_item.json
index b649bcf..8021924 100644
--- a/data/obj_item.json
+++ b/data/obj_item.json
@@ -1955,7 +1955,7 @@
   {
     "item_type": "item_other",
     "code": "a31",
-    "weight": -1,
+    "weight": 180,
     "exchange": "",
     "auction": true,
     "craftable": true,
@@ -9074,7 +9074,7 @@
   {
     "item_type": "item_other",
     "code": "w42",
-    "weight": -1,
+    "weight": 200,
     "exchange": "",
     "auction": true,
     "craftable": true,
@@ -9270,7 +9270,7 @@
   {
     "item_type": "item_other",
     "code": "w46",
-    "weight": -1,
+    "weight": 200,
     "exchange": "",
     "auction": true,
     "craftable": true,