diff --git a/code/modules/mob/living/brain/MMI.dm b/code/modules/mob/living/brain/MMI.dm
index 77844a4788..d1258ce6e4 100644
--- a/code/modules/mob/living/brain/MMI.dm
+++ b/code/modules/mob/living/brain/MMI.dm
@@ -24,6 +24,9 @@
 
 /obj/item/mmi/update_overlays()
 	. = ..()
+	. += add_mmi_overlay()
+
+/obj/item/mmi/proc/add_mmi_overlay()
 	if(brainmob && brainmob.stat != DEAD)
 		. += "mmi_alive"
 	else
diff --git a/code/modules/mob/living/brain/posibrain.dm b/code/modules/mob/living/brain/posibrain.dm
index 173b68fc3c..893d7c5103 100644
--- a/code/modules/mob/living/brain/posibrain.dm
+++ b/code/modules/mob/living/brain/posibrain.dm
@@ -193,3 +193,6 @@ GLOBAL_VAR(posibrain_notify_cooldown)
 		icon_state = "[initial(icon_state)]-occupied"
 	else
 		icon_state = initial(icon_state)
+
+/obj/item/mmi/posibrain/add_mmi_overlay()
+	return