diff --git a/code/game/turfs/open/floor.dm b/code/game/turfs/open/floor.dm
index 93faa6fe5a364..e28ffe4c47b9c 100644
--- a/code/game/turfs/open/floor.dm
+++ b/code/game/turfs/open/floor.dm
@@ -201,7 +201,7 @@
 			Ladder.anchored = TRUE
 			return TRUE
 		if(RCD_AIRLOCK)
-			if(locate(/obj/machinery/door) in src)
+			if(locate(/obj/machinery/door/airlock) in src || locate(/obj/machinery/door/window) in src)
 				return FALSE
 			if(ispath(the_rcd.airlock_type, /obj/machinery/door/window))
 				to_chat(user, "<span class='notice'>You build a windoor.</span>")