diff --git a/engine/battle/hidden_power.asm b/engine/battle/hidden_power.asm
index f7abd71f..c14903ba 100644
--- a/engine/battle/hidden_power.asm
+++ b/engine/battle/hidden_power.asm
@@ -87,7 +87,7 @@ HiddenPowerDamage:
 ; Skip unused types
 	cp UNUSED_TYPES
 	jr c, .done
-	add SPECIAL - UNUSED_TYPES
+	add UNUSED_TYPES_END - UNUSED_TYPES
 
 .done