diff --git a/code/datums/components/storage/concrete/bag_of_holding.dm b/code/datums/components/storage/concrete/bag_of_holding.dm
index 8a80434114..fcc313e131 100644
--- a/code/datums/components/storage/concrete/bag_of_holding.dm
+++ b/code/datums/components/storage/concrete/bag_of_holding.dm
@@ -1,6 +1,10 @@
 /datum/component/storage/concrete/bluespace/bag_of_holding/handle_item_insertion(obj/item/W, prevent_warning = FALSE, mob/living/user)
 	var/atom/A = parent
-	if((istype(W, /obj/item/storage/backpack/holding) || count_by_type(W.GetAllContents(), /obj/item/storage/backpack/holding)))
+	if(A == W)
+		return
+	var/list/obj/item/storage/backpack/holding/matching = typecache_filter_list(W.GetAllContents(), typecacheof(/obj/item/storage/backpack/holding))
+	matching -= A
+	if(istype(W, /obj/item/storage/backpack/holding) || matching.len)
 		var/safety = alert(user, "Doing this will have extremely dire consequences for the station and its crew. Be sure you know what you're doing.", "Put in [A.name]?", "Abort", "Proceed")
 		if(safety != "Proceed" || QDELETED(A) || QDELETED(W) || QDELETED(user) || !user.canUseTopic(A, BE_CLOSE, iscarbon(user)))
 			return