diff --git a/src/data/abilities/ability.ts b/src/data/abilities/ability.ts
index 120d1d413c4..b76db93a63e 100644
--- a/src/data/abilities/ability.ts
+++ b/src/data/abilities/ability.ts
@@ -8481,7 +8481,7 @@ export function initAbilities() {
       .attr(PokemonTypeChangeAbAttr),
     //.condition((p) => !p.summonData.abilitiesApplied.includes(AbilityId.PROTEAN)), //Gen 9 Implementation
     new Ability(AbilityId.FUR_COAT, 6)
-      .attr(ReceivedMoveDamageMultiplierAbAttr, (_target, _user, move) => move.category === MoveCategory.PHYSICAL, 0.5)
+      .attr(ReceivedMoveDamageMultiplierAbAttr, (_target, _user, move) => move.category === MoveCategory.PHYSICAL || move.hasAttr("DefDefAttr"), 0.5)
       .ignorable(),
     new Ability(AbilityId.MAGICIAN, 6)
       .attr(PostAttackStealHeldItemAbAttr),
diff --git a/test/abilities/fur_coat.test.ts b/test/abilities/fur_coat.test.ts
new file mode 100644
index 00000000000..0211072fd6d
--- /dev/null
+++ b/test/abilities/fur_coat.test.ts
@@ -0,0 +1,90 @@
+import { AbilityId } from "#enums/ability-id";
+import { MoveId } from "#enums/move-id";
+import { SpeciesId } from "#enums/species-id";
+import GameManager from "#test/testUtils/gameManager";
+import Phaser from "phaser";
+import { afterEach, beforeAll, beforeEach, describe, expect, it } from "vitest";
+
+describe("Abilities - Fur Coat", () => {
+  let phaserGame: Phaser.Game;
+  let game: GameManager;
+
+  beforeAll(() => {
+    phaserGame = new Phaser.Game({
+      type: Phaser.HEADLESS,
+    });
+  });
+
+  afterEach(() => {
+    game.phaseInterceptor.restoreOg();
+  });
+
+  beforeEach(() => {
+    game = new GameManager(phaserGame);
+    game.override
+      .battleStyle("single")
+      .ability(AbilityId.BALL_FETCH)
+      .enemySpecies(SpeciesId.MILOTIC)
+      .enemyAbility(AbilityId.BALL_FETCH)
+      .enemyMoveset([MoveId.SPLASH])
+      .enemyLevel(20)
+      .criticalHits(false);
+  });
+
+  it("should reduce damage from a physical move after gaining Fur Coat", async () => {
+    await game.classicMode.startBattle([SpeciesId.PIKACHU]);
+    const enemy = game.field.getEnemyPokemon();
+    // Use Tackle before Fur Coat
+    game.move.use(MoveId.TACKLE);
+    await game.toEndOfTurn();
+    const damageBefore = enemy.getMaxHp() - enemy.hp;
+    // Give Fur Coat
+    game.field.mockAbility(enemy, AbilityId.FUR_COAT);
+    enemy.hp = enemy.getMaxHp();
+    // Use Tackle after Fur Coat
+    game.move.use(MoveId.TACKLE);
+    await game.toEndOfTurn();
+    const damageAfter = enemy.getMaxHp() - enemy.hp;
+    expect(damageAfter).toBeLessThan(damageBefore);
+  });
+
+  it("should not reduce damage from a special move", async () => {
+    await game.classicMode.startBattle([SpeciesId.PIKACHU]);
+    const enemy = game.field.getEnemyPokemon();
+    // Use Scald before Fur Coat
+    game.move.use(MoveId.SCALD);
+    await game.toEndOfTurn();
+    const damageBefore = enemy.getMaxHp() - enemy.hp;
+    // Give Fur Coat
+    game.field.mockAbility(enemy, AbilityId.FUR_COAT);
+    enemy.hp = enemy.getMaxHp();
+    // Use Scald after Fur Coat
+    game.move.use(MoveId.SCALD);
+    await game.toEndOfTurn();
+    const damageAfter = enemy.getMaxHp() - enemy.hp;
+    expect(damageAfter).toBeCloseTo(damageBefore, 1);
+  });
+
+  it.each([
+    { moveName: "Psyshock", moveId: MoveId.PSYSHOCK },
+    { moveName: "Psystrike", moveId: MoveId.PSYSTRIKE },
+    { moveName: "Secret Sword", moveId: MoveId.SECRET_SWORD },
+  ])("should reduce damage from $moveName after gaining Fur Coat", async ({ moveId }) => {
+    await game.classicMode.startBattle([SpeciesId.PIKACHU]);
+    const enemy = game.field.getEnemyPokemon();
+
+    game.move.use(moveId);
+    await game.toEndOfTurn();
+
+    const attackDamageBefore = enemy.getMaxHp() - enemy.hp;
+
+    game.field.mockAbility(enemy, AbilityId.FUR_COAT);
+    enemy.hp = enemy.getMaxHp();
+
+    game.move.use(moveId);
+    await game.toEndOfTurn();
+
+    const attackDamageAfter = enemy.getMaxHp() - enemy.hp;
+    expect(attackDamageAfter).toBeLessThan(attackDamageBefore);
+  });
+});