diff --git a/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs b/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs
index c07b36da..8e8a2cf0 100644
--- a/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs
+++ b/popcorn/Assets/MyGame/Scenes/marketing/Scripts/MarketManager.cs
@@ -86,6 +86,7 @@ public class MarketManager : MonoBehaviour
         // ハートゲージがフルかつダイアログが開いていない場合レベルアップ
         HeartMeter.Instance.FulledHeart
             .CombineLatest(market.IsPromotion.Delay(TimeSpan.FromSeconds(1f)), (fulled, isPromotion) => fulled && !isPromotion)
+            .DistinctUntilChanged()
             .Where(x => x)
             .DelaySubscription(TimeSpan.FromSeconds(.4f))
             .Subscribe(_ =>