diff --git a/lib/accounting/bank.rb b/lib/accounting/bank.rb
index <HASH>..<HASH> 100644
--- a/lib/accounting/bank.rb
+++ b/lib/accounting/bank.rb
@@ -2,6 +2,6 @@ module Accounting
   class Bank < ActiveRecord::Base
     has_many :accounts
 
-    belongs_to :vcard, :class_name => 'Vcards::Vcard'
+    has_vcards
   end
 end
Use has_vcards from vcards plugin.