diff --git a/Lua-Entity-List.md b/Lua-Entity-List.md
index 3be8b58..725e926 100644
--- a/Lua-Entity-List.md
+++ b/Lua-Entity-List.md
@@ -17,6 +17,7 @@ Mob GetMob(Integer id);
 Mob GetMobByNpcTypeID(Integer npc_type);
 NPC GetNPCByID(Integer id);
 NPC GetNPCByNPCTypeID(Integer npc_type);
+Bool IsMobSpawnedByNpcTypeID(Interger npc_type);
 Client GetClientByName(String name);
 Client GetClientByAccID(Integer acct_id);
 Client GetClientByID(Integer id);