diff --git a/SVSim.EmulatedEntrypoint/Controllers/LeaderSkinController.cs b/SVSim.EmulatedEntrypoint/Controllers/LeaderSkinController.cs
index 7446fc2..d93f4f8 100644
--- a/SVSim.EmulatedEntrypoint/Controllers/LeaderSkinController.cs
+++ b/SVSim.EmulatedEntrypoint/Controllers/LeaderSkinController.cs
@@ -177,7 +177,7 @@ public class LeaderSkinController : SVSimController
         if (!product.IsEnabled || product.Series is not { IsEnabled: true })
             return BadRequest(new { error = "product_not_available" });
 
-        await using var tx = await _inv.BeginAsync(viewerId, HttpContext.RequestAborted);
+        await using var tx = await _inv.BeginAsync(viewerId, HttpContext.RequestAborted, cfg => cfg.Source = GrantSource.LeaderSkinBuy);
 
         // Already-purchased = viewer owns the leader_skin this product grants.
         if (tx.OwnsCosmetic(CosmeticType.Skin, product.LeaderSkinId))
@@ -230,7 +230,7 @@ public class LeaderSkinController : SVSimController
         if (!series.IsEnabled || series.SetSalesStatus == 0)
             return BadRequest(new { error = "set_sale_not_active" });
 
-        await using var tx = await _inv.BeginAsync(viewerId, HttpContext.RequestAborted);
+        await using var tx = await _inv.BeginAsync(viewerId, HttpContext.RequestAborted, cfg => cfg.Source = GrantSource.LeaderSkinBuy);
 
         if (tx.IsFreeplay)
             return BadRequest(new { error = "already_purchased" });
@@ -286,7 +286,7 @@ public class LeaderSkinController : SVSimController
         if (existingClaim is not null)
             return new LeaderSkinBuyResponse { RewardList = new() };
 
-        await using var tx = await _inv.BeginAsync(viewerId, HttpContext.RequestAborted);
+        await using var tx = await _inv.BeginAsync(viewerId, HttpContext.RequestAborted, cfg => cfg.Source = GrantSource.LeaderSkinBuy);
 
         // Must own every skin in the series to claim the bonus.
         bool ownsAll = series.Products.Count > 0 && series.Products.All(p => tx.OwnsCosmetic(CosmeticType.Skin, p.LeaderSkinId));