diff --git a/src/data/ability.ts b/src/data/ability.ts
index 7e34b727674..502f3c3b7d3 100644
--- a/src/data/ability.ts
+++ b/src/data/ability.ts
@@ -1495,7 +1495,7 @@ export function initAbilities() {
       .attr(PostSummonWeatherChangeAbAttr, WeatherType.HAIL),
     new Ability(Abilities.SOLAR_POWER, "Solar Power", "In sunshine, Sp. Atk is boosted but HP decreases.", 4)
       .attr(PostWeatherLapseDamageAbAttr, 80, WeatherType.SUNNY, WeatherType.HARSH_SUN)
-      .attr(BattleStatMultiplierAbAttr, BattleStat.ATK, 1.5)
+      .attr(BattleStatMultiplierAbAttr, BattleStat.SPATK, 1.5)
       .condition(getWeatherCondition(WeatherType.SUNNY, WeatherType.HARSH_SUN)),
     new Ability(Abilities.SOLID_ROCK, "Solid Rock (N)", "Reduces damage from super-effective attacks.", 4),
     new Ability(Abilities.STALL, "Stall (N)", "The Pokémon moves after all other Pokémon do.", 4),