diff --git a/assets/common/items/armor/misc/back/backpack.ron b/assets/common/items/armor/misc/back/backpack.ron
index 9cf37a20f7..f7cfac04ff 100644
--- a/assets/common/items/armor/misc/back/backpack.ron
+++ b/assets/common/items/armor/misc/back/backpack.ron
@@ -16,4 +16,5 @@ ItemDef(
     tags: [
         Bag,
     ],
+    slots: 18,
 )
\ No newline at end of file