diff --git a/src/data/move.ts b/src/data/move.ts
index 838c5070bfb..d40b615c571 100644
--- a/src/data/move.ts
+++ b/src/data/move.ts
@@ -1782,7 +1782,6 @@ export class SwapStatsAttr extends MoveEffectAttr
         if (!super.apply(user, target, move, args))
             return false;
         let priorBoostArray : integer[] = [ 0, 0, 0, 0, 0, 0, 0 ];
-            priorBoostArray[s] = user.summonData.battleStats[s];
         for (let s = 0; s < target.summonData.battleStats.length; s++)
           {
             priorBoostArray[s] = user.summonData.battleStats[s];