diff --git a/engine/items/item_effects.asm b/engine/items/item_effects.asm
index 02408484..913b8636 100644
--- a/engine/items/item_effects.asm
+++ b/engine/items/item_effects.asm
@@ -2919,7 +2919,7 @@ FindWildLocationsOfMon:
 
 CheckMapForMon:
 	inc hl
-	ld b, $a
+	ld b, NUM_WILDMONS
 .loop
 	ld a, [wd11e]
 	cp [hl]