diff --git a/Resources/Prototypes/Entities/Buildings/walls.yml b/Resources/Prototypes/Entities/Buildings/walls.yml
index 97bd3b62cf..ee15d688d2 100644
--- a/Resources/Prototypes/Entities/Buildings/walls.yml
+++ b/Resources/Prototypes/Entities/Buildings/walls.yml
@@ -20,7 +20,12 @@
   - type: Collidable
     shapes:
     - !type:PhysShapeAabb
-      layer: 31
+      layer:
+      - Opaque
+      - Impassable
+      - MobImpassable
+      - VaultImpassable
+      - SmallImpassable
   - type: Damageable
   - type: Destructible
     thresholdvalue: 100