diff --git a/code/modules/mob/living/brain/brain.dm b/code/modules/mob/living/brain/brain.dm
index 63bfa602d7..4bca3e7f62 100644
--- a/code/modules/mob/living/brain/brain.dm
+++ b/code/modules/mob/living/brain/brain.dm
@@ -40,7 +40,7 @@
 	return ..()
 
 /mob/living/brain/update_mobility()
-	return ((mobility_flags = (loc?.in_contents_of(/obj/mecha)? MOBILITY_FLAGS_DEFAULT : NONE)))
+	return ((mobility_flags = (container?.in_contents_of(/obj/mecha)? MOBILITY_FLAGS_DEFAULT : NONE)))
 
 /mob/living/brain/ex_act() //you cant blow up brainmobs because it makes transfer_to() freak out when borgs blow up.
 	return