diff --git a/Sources/Stripe/API/Routes/InvoiceItemRoutes.swift b/Sources/Stripe/API/Routes/InvoiceItemRoutes.swift
index 7abeaee..5c84cbd 100644
--- a/Sources/Stripe/API/Routes/InvoiceItemRoutes.swift
+++ b/Sources/Stripe/API/Routes/InvoiceItemRoutes.swift
@@ -162,5 +162,4 @@ public final class InvoiceItemRoutes {
         }
         return try StripeRequest(client: self.client, method: .get, route: .invoiceItems, query: query, body: nil, headers: nil)
     }
-    
 }
diff --git a/Sources/Stripe/Models/Invoices/Invoice.swift b/Sources/Stripe/Models/Invoices/Invoice.swift
index 8e199d4..2bb49c0 100644
--- a/Sources/Stripe/Models/Invoices/Invoice.swift
+++ b/Sources/Stripe/Models/Invoices/Invoice.swift
@@ -95,7 +95,6 @@ public final class Invoice: StripeModelProtocol {
         if let lines = node["lines"]?.object, let data = lines["data"]?.array {
             self.lines = try data.map({ try InvoiceLineItem(node: $0) })
         }
-        
     }
     
     public func makeNode(in context: Context?) throws -> Node {
@@ -158,5 +157,4 @@ public final class InvoiceList: StripeModelProtocol {
         ]
         return try Node(node: object)
     }
-    
 }
diff --git a/Sources/Stripe/Models/Invoices/InvoiceItem.swift b/Sources/Stripe/Models/Invoices/InvoiceItem.swift
index a482266..1f61821 100644
--- a/Sources/Stripe/Models/Invoices/InvoiceItem.swift
+++ b/Sources/Stripe/Models/Invoices/InvoiceItem.swift
@@ -74,14 +74,11 @@ public final class InvoiceItem: StripeModelProtocol {
             "proration": self.isProration,
             "quantity": self.quantity,
             "subscription": self.subscription,
-            
             "period": [
                 "start": self.periodStart,
                 "end": self.periodEnd
             ],
-            
             "metadata": self.metadata,
-            
             "plan": self.plan,
             "currency": self.currency?.rawValue
         ]
diff --git a/Sources/Stripe/Models/Invoices/InvoiceLineGroup.swift b/Sources/Stripe/Models/Invoices/InvoiceLineGroup.swift
index 20f44a5..ae93fde 100644
--- a/Sources/Stripe/Models/Invoices/InvoiceLineGroup.swift
+++ b/Sources/Stripe/Models/Invoices/InvoiceLineGroup.swift
@@ -29,5 +29,4 @@ public final class InvoiceLineGroup: StripeModelProtocol {
         ]
         return try Node(node: object)
     }
-    
 }
diff --git a/Sources/Stripe/Models/Invoices/InvoiceLineItem.swift b/Sources/Stripe/Models/Invoices/InvoiceLineItem.swift
index af7610d..933b044 100644
--- a/Sources/Stripe/Models/Invoices/InvoiceLineItem.swift
+++ b/Sources/Stripe/Models/Invoices/InvoiceLineItem.swift
@@ -79,5 +79,4 @@ public final class InvoiceLineItem: StripeModelProtocol {
         
         return try Node(node: object)
     }
-    
 }
diff --git a/Tests/StripeTests/InvoiceItemTests.swift b/Tests/StripeTests/InvoiceItemTests.swift
index ddcf614..b78edc0 100644
--- a/Tests/StripeTests/InvoiceItemTests.swift
+++ b/Tests/StripeTests/InvoiceItemTests.swift
@@ -240,5 +240,4 @@ class InvoiceItemTests: XCTestCase {
             XCTFail(error.localizedDescription)
         }
     }
-    
 }
diff --git a/Tests/StripeTests/InvoiceTests.swift b/Tests/StripeTests/InvoiceTests.swift
index f54717d..7b076fd 100644
--- a/Tests/StripeTests/InvoiceTests.swift
+++ b/Tests/StripeTests/InvoiceTests.swift
@@ -309,5 +309,4 @@ class InvoiceTests: XCTestCase {
             XCTFail(error.localizedDescription)
         }
     }
-    
 }