diff --git a/Assets/GoogleMobileAds/link.xml.meta b/Assets/GoogleMobileAds/link.xml.meta
index 0276e1c..10d701c 100644
--- a/Assets/GoogleMobileAds/link.xml.meta
+++ b/Assets/GoogleMobileAds/link.xml.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: be474b00c7134174b88a1f4dd1f5b3a8
+guid: e6c55b600f8006a44921a15d2773fe75
 labels:
 - gvh
 - gvh_version-9.5.0
diff --git a/Assets/Resources/VersionCode.txt b/Assets/Resources/VersionCode.txt
index 9d60796..3cacc0b 100644
--- a/Assets/Resources/VersionCode.txt
+++ b/Assets/Resources/VersionCode.txt
@@ -1 +1 @@
-11
\ No newline at end of file
+12
\ No newline at end of file
diff --git a/Assets/Scripts/UI/ProductSlot.cs b/Assets/Scripts/UI/ProductSlot.cs
index 3ab56ed..55e331d 100644
--- a/Assets/Scripts/UI/ProductSlot.cs
+++ b/Assets/Scripts/UI/ProductSlot.cs
@@ -417,6 +417,7 @@ public class ProductSlot : CardBase
 
     public void ClickButton()
     {
+        rewardGranted = false;
         GameManager.Sound.PlaySFX(ESFXType.Button_Hit);
 
         if (CheckConditionForState() == false)
@@ -715,8 +716,11 @@ public class ProductSlot : CardBase
         return text;
     }
 
+    bool rewardGranted = false;
     private void OnCompletedRewardedAd(bool isCompleted, string name)
     {
+        if (rewardGranted) return;
+        rewardGranted = true;
         if (name == this.name)
         {
             if (isCompleted)