diff --git a/furniture-3d-system/src/lib/open-product/asset-variant-soft-delete.ts b/furniture-3d-system/src/lib/open-product/asset-variant-soft-delete.ts
index 8b186ca6..f94ecb14 100644
--- a/furniture-3d-system/src/lib/open-product/asset-variant-soft-delete.ts
+++ b/furniture-3d-system/src/lib/open-product/asset-variant-soft-delete.ts
@@ -28,7 +28,7 @@ export function buildDeletedAssetVariantUniqueValue(
     return value
   }
 
-  return `${value}${ASSET_VARIANT_SOFT_DELETE_MARKER}${deletedAt.getTime()}_${id.slice(0, 8)}`
+  return `${value}${ASSET_VARIANT_SOFT_DELETE_MARKER}${deletedAt.getTime()}_${id.slice(0, 8).toUpperCase()}`
 }
 
 export function getAssetVariantSoftDeleteMarkerIndex(value: string): number {