diff --git a/src/battle_util.c b/src/battle_util.c
index 594d41211..45208c0ba 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -9528,9 +9528,6 @@ static u32 CalcDefenseStat(u16 move, u8 battlerAtk, u8 battlerDef, u8 moveType,
     if (IS_BATTLER_OF_TYPE(battlerDef, TYPE_ICE) && gBattleWeather & B_WEATHER_SNOW && WEATHER_HAS_EFFECT && usesDefStat)
         MulModifier(&modifier, UQ_4_12(1.5));
 
-    if (IS_BATTLER_OF_TYPE(battlerDef, TYPE_ICE) && gBattleWeather & B_WEATHER_SNOW && WEATHER_HAS_EFFECT && usesDefStat)
-        MulModifier(&modifier, UQ_4_12(1.5));
-
     // The defensive stats of a Player's Pokémon are boosted by x1.1 (+10%) if they have the 5th badge and 7th badges.
     // Having the 5th badge boosts physical defense while having the 7th badge boosts special defense.
     if (ShouldGetStatBadgeBoost(FLAG_BADGE05_GET, battlerDef) && IS_MOVE_PHYSICAL(move))