diff --git a/code/game/objects/items/stacks/sheets/sheet_types.dm b/code/game/objects/items/stacks/sheets/sheet_types.dm
index 592c41a7bbc..cad9bce97c1 100644
--- a/code/game/objects/items/stacks/sheets/sheet_types.dm
+++ b/code/game/objects/items/stacks/sheets/sheet_types.dm
@@ -372,12 +372,12 @@ GLOBAL_LIST_INIT(cardboard_recipes, list (
  */
 
 GLOBAL_LIST_INIT(cult_recipes, list ( \
-	new /datum/stack_recipe/cult("runed door (stuns non-cultists)", /obj/machinery/door/airlock/cult, 1, time = 50, one_per_turf = TRUE, on_floor = TRUE, no_cult_structure = TRUE),
-	new /datum/stack_recipe/cult("runed girder (used to make cult walls)", /obj/structure/girder/cult, 1, time = 10, one_per_turf = TRUE, on_floor = TRUE, no_cult_structure = TRUE), \
-	new /datum/stack_recipe/cult("pylon (heals nearby cultists)", /obj/structure/cult/functional/pylon, 4, time = 40, one_per_turf = TRUE, on_floor = TRUE, no_cult_structure = TRUE), \
-	new /datum/stack_recipe/cult("forge (crafts shielded robes, flagellant's robes, and mirror shields)", /obj/structure/cult/functional/forge, 3, time = 40, one_per_turf = TRUE, on_floor = TRUE, no_cult_structure = TRUE), \
-	new /datum/stack_recipe/cult("archives (crafts zealot's blindfolds, shuttle curse orbs, veil shifters, and reality sunderers)", /obj/structure/cult/functional/archives, 3, time = 40, one_per_turf = TRUE, on_floor = TRUE, no_cult_structure = TRUE), \
-	new /datum/stack_recipe/cult("altar (crafts eldritch whetstones, construct shells, and flasks of unholy water)", /obj/structure/cult/functional/altar, 3, time = 40, one_per_turf = TRUE, on_floor = TRUE, no_cult_structure = TRUE),
+	new /datum/stack_recipe/cult("runed door (stuns non-cultists)", /obj/machinery/door/airlock/cult, 1, time = 50, one_per_turf = TRUE, on_floor = TRUE, cult_structure = TRUE),
+	new /datum/stack_recipe/cult("runed girder (used to make cult walls)", /obj/structure/girder/cult, 1, time = 10, one_per_turf = TRUE, on_floor = TRUE, cult_structure = TRUE), \
+	new /datum/stack_recipe/cult("pylon (heals nearby cultists)", /obj/structure/cult/functional/pylon, 4, time = 40, one_per_turf = TRUE, on_floor = TRUE, cult_structure = TRUE), \
+	new /datum/stack_recipe/cult("forge (crafts shielded robes, flagellant's robes, and mirror shields)", /obj/structure/cult/functional/forge, 3, time = 40, one_per_turf = TRUE, on_floor = TRUE, cult_structure = TRUE), \
+	new /datum/stack_recipe/cult("archives (crafts zealot's blindfolds, shuttle curse orbs, veil shifters, and reality sunderers)", /obj/structure/cult/functional/archives, 3, time = 40, one_per_turf = TRUE, on_floor = TRUE, cult_structure = TRUE), \
+	new /datum/stack_recipe/cult("altar (crafts eldritch whetstones, construct shells, and flasks of unholy water)", /obj/structure/cult/functional/altar, 3, time = 40, one_per_turf = TRUE, on_floor = TRUE, cult_structure = TRUE),
 	))
 
 /obj/item/stack/sheet/runed_metal
diff --git a/code/game/objects/items/stacks/stack.dm b/code/game/objects/items/stacks/stack.dm
index f623f6a91bc..22ac670b293 100644
--- a/code/game/objects/items/stacks/stack.dm
+++ b/code/game/objects/items/stacks/stack.dm
@@ -209,7 +209,7 @@
 			to_chat(usr, "<span class='warning'>\The [R.title] must be constructed on the floor!</span>")
 			return FALSE
 
-		if(R.no_cult_structure)
+		if(R.cult_structure)
 			if(usr.holy_check())
 				return
 			if(!is_level_reachable(usr.z))
@@ -222,7 +222,11 @@
 		if(R.time)
 			to_chat(usr, "<span class='notice'>Building [R.title]...</span>")
 			if(!do_after(usr, R.time, target = loc))
-				return 0
+				return FALSE
+
+		if(R.cult_structure && locate(/obj/structure/cult) in get_turf(src)) //Check again after do_after to prevent queuing construction exploit.
+			to_chat(usr, "<span class='warning'>There is a structure here!</span>")
+			return FALSE
 
 		if(get_amount() < R.req_amount * multiplier)
 			return
diff --git a/code/game/objects/items/stacks/stack_recipe.dm b/code/game/objects/items/stacks/stack_recipe.dm
index 20d360059af..73523c37d85 100644
--- a/code/game/objects/items/stacks/stack_recipe.dm
+++ b/code/game/objects/items/stacks/stack_recipe.dm
@@ -12,9 +12,9 @@
 	var/one_per_turf = 0
 	var/on_floor = 0
 	var/window_checks = FALSE
-	var/no_cult_structure = FALSE
+	var/cult_structure = FALSE
 
-/datum/stack_recipe/New(title, result_type, req_amount = 1, res_amount = 1, max_res_amount = 1, time = 0, one_per_turf = 0, on_floor = 0, window_checks = FALSE, no_cult_structure = FALSE)
+/datum/stack_recipe/New(title, result_type, req_amount = 1, res_amount = 1, max_res_amount = 1, time = 0, one_per_turf = 0, on_floor = 0, window_checks = FALSE, cult_structure = FALSE)
 	src.title = title
 	src.result_type = result_type
 	src.req_amount = req_amount
@@ -24,7 +24,7 @@
 	src.one_per_turf = one_per_turf
 	src.on_floor = on_floor
 	src.window_checks = window_checks
-	src.no_cult_structure = no_cult_structure
+	src.cult_structure = cult_structure
 
 /datum/stack_recipe/proc/post_build(obj/item/stack/S, obj/result)
 	return