diff --git a/Resources/Prototypes/Entities/Mobs/Player/silicon.yml b/Resources/Prototypes/Entities/Mobs/Player/silicon.yml
index 6621025cb71447..c1ff7601fdbfe7 100644
--- a/Resources/Prototypes/Entities/Mobs/Player/silicon.yml
+++ b/Resources/Prototypes/Entities/Mobs/Player/silicon.yml
@@ -321,7 +321,7 @@
   - type: ContainerFill
     containers:
       borg_brain:
-        - MMIFilled
+        - PositronicBrain
   - type: ItemSlots
     slots:
       cell_slot: