diff --git a/src/data/moves/move.ts b/src/data/moves/move.ts
index 03cda32d2c1..563e87ef07d 100644
--- a/src/data/moves/move.ts
+++ b/src/data/moves/move.ts
@@ -11464,9 +11464,9 @@ export function initMoves() {
     new AttackMove(MoveId.RUINATION, PokemonType.DARK, MoveCategory.SPECIAL, -1, 90, 10, -1, 0, 9)
       .attr(TargetHalfHpDamageAttr),
     new AttackMove(MoveId.COLLISION_COURSE, PokemonType.FIGHTING, MoveCategory.PHYSICAL, 100, 100, 5, -1, 0, 9)
-      .attr(MovePowerMultiplierAttr, (user, target, move) => target.getAttackTypeEffectiveness(move.type, user) >= 2 ? 4 / 3 : 1),
+      .attr(MovePowerMultiplierAttr, (user, target, move) => target.getAttackTypeEffectiveness(move.type, {source: user}) >= 2 ? 4 / 3 : 1),
     new AttackMove(MoveId.ELECTRO_DRIFT, PokemonType.ELECTRIC, MoveCategory.SPECIAL, 100, 100, 5, -1, 0, 9)
-      .attr(MovePowerMultiplierAttr, (user, target, move) => target.getAttackTypeEffectiveness(move.type, user) >= 2 ? 4 / 3 : 1)
+      .attr(MovePowerMultiplierAttr, (user, target, move) => target.getAttackTypeEffectiveness(move.type, {source: user}) >= 2 ? 4 / 3 : 1)
       .makesContact(),
     new SelfStatusMove(MoveId.SHED_TAIL, PokemonType.NORMAL, -1, 10, -1, 0, 9)
       .attr(AddSubstituteAttr, 0.5, true)
diff --git a/test/moves/entry-hazards.test.ts b/test/moves/entry-hazards.test.ts
index c4dead1bb67..6739b5980a4 100644
--- a/test/moves/entry-hazards.test.ts
+++ b/test/moves/entry-hazards.test.ts
@@ -196,7 +196,7 @@ describe("Moves - Entry Hazards", () => {
       await game.classicMode.startBattle([SpeciesId.MIGHTYENA, SpeciesId.EKANS]);
 
       const enemy = game.field.getEnemyPokemon();
-      expect(enemy.getAttackTypeEffectiveness(PokemonType.ROCK, undefined, true)).toBe(multi);
+      expect(enemy.getAttackTypeEffectiveness(PokemonType.ROCK, { ignoreStrongWinds: true })).toBe(multi);
       expect(enemy).toHaveTakenDamage(enemy.getMaxHp() * 0.125 * multi);
       expect(game.textInterceptor.logs).toContain(
         i18next.t("arenaTag:stealthRockActivateTrap", {