diff --git a/app/models/ordergroup.rb b/app/models/ordergroup.rb
index a3c79a53..d314fc63 100644
--- a/app/models/ordergroup.rb
+++ b/app/models/ordergroup.rb
@@ -55,9 +55,9 @@ class Ordergroup < Group
 
   # Creates a new FinancialTransaction for this Ordergroup and updates the account_balance accordingly.
   # Throws an exception if it fails.
-  def add_financial_transaction!(amount, note, user)
-    transaction do      
-      t = FinancialTransaction.new(:ordergroup => self, :amount => amount, :note => note, :user => user)
+  def add_financial_transaction!(amount, note, user, link = nil)
+    transaction do
+      t = FinancialTransaction.new(ordergroup: self, amount: amount, note: note, user: user, financial_link: link)
       t.save!
       self.account_balance = financial_transactions.sum('amount')
       save!