diff --git a/code/__HELPERS/_lists.dm b/code/__HELPERS/_lists.dm
index f448936356..f045b5e9aa 100644
--- a/code/__HELPERS/_lists.dm
+++ b/code/__HELPERS/_lists.dm
@@ -35,12 +35,6 @@
 #define SANITIZE_LIST(L) ( islist(L) ? L : list() )
 #define reverseList(L) reverseRange(L.Copy())
 
-/// Performs an insertion on the given lazy list with the given key and value. If the value already exists, a new one will not be made.
-#define LAZYORASSOCLIST(lazy_list, key, value) \
-	LAZYINITLIST(lazy_list); \
-	LAZYINITLIST(lazy_list[key]); \
-	lazy_list[key] |= value;
-
 /// Performs an insertion on the given lazy list with the given key and value. If the value already exists, a new one will not be made.
 #define LAZYORASSOCLIST(lazy_list, key, value) \
 	LAZYINITLIST(lazy_list); \