diff --git a/Sources/JXIAPManager.swift b/Sources/JXIAPManager.swift
index 19ade7f..5d702ac 100644
--- a/Sources/JXIAPManager.swift
+++ b/Sources/JXIAPManager.swift
@@ -57,7 +57,7 @@ public class JXIAPManager: NSObject {
         self.orderId = orderId
         self.discount = discount
         self.applicationUsername = applicationUsername
-        
+         
         let set = Set([productId])
         let productsRequest = SKProductsRequest(productIdentifiers: set)
         productsRequest.delegate = self