diff --git a/player/wraithp.arc b/player/wraithp.arc
index 84a633260..8afe471a5 100644
--- a/player/wraithp.arc
+++ b/player/wraithp.arc
@@ -23,7 +23,7 @@ can_use_armour 1
 can_use_weapon 1
 attacktype 17
 vulnerable 4
-immune 640
+immune 1664
 protected 17
 Str -4
 Dex 4