diff --git a/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml b/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml
index d7ff23fbef..6ca9f23927 100644
--- a/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml
+++ b/Resources/Prototypes/Entities/Structures/Storage/Closets/big_boxes.yml
@@ -13,6 +13,7 @@
         - shape:
             !type:PhysShapeAabb
             bounds: "-0.4,-0.4,0.4,0.4"
+          density: 100
           mask:
             - MobMask
           layer: