diff --git a/lib/offsite_payments/integrations/payu_in.rb b/lib/offsite_payments/integrations/payu_in.rb
index 268194c40..1c4c35c06 100755
--- a/lib/offsite_payments/integrations/payu_in.rb
+++ b/lib/offsite_payments/integrations/payu_in.rb
@@ -42,7 +42,7 @@ class Helper < OffsitePayments::Helper
           :address1 => 'address1',
           :address2 => 'address2',
           :state => 'state',
-          :zip => 'zip',
+          :zip => 'zipcode',
           :country => 'country'
 
         # Which tab you want to be open default on PayU
diff --git a/test/unit/integrations/payu_in/payu_in_helper_test.rb b/test/unit/integrations/payu_in/payu_in_helper_test.rb
index 505b1be82..84812a86e 100644
--- a/test/unit/integrations/payu_in/payu_in_helper_test.rb
+++ b/test/unit/integrations/payu_in/payu_in_helper_test.rb
@@ -28,7 +28,7 @@ def test_billing_address_fields
     assert_equal '666, Wooo', @helper.fields['address1']
     assert_equal 'EEE Street', @helper.fields['address2']
     assert_equal 'New Delhi', @helper.fields['state']
-    assert_equal '110001', @helper.fields['zip']
+    assert_equal '110001', @helper.fields['zipcode']
     assert_equal 'india', @helper.fields['country']
   end
 
diff --git a/test/unit/integrations/payu_in_paisa/payu_in_paisa_helper_test.rb b/test/unit/integrations/payu_in_paisa/payu_in_paisa_helper_test.rb
index 905c75f9d..e6b3c4385 100644
--- a/test/unit/integrations/payu_in_paisa/payu_in_paisa_helper_test.rb
+++ b/test/unit/integrations/payu_in_paisa/payu_in_paisa_helper_test.rb
@@ -28,7 +28,7 @@ def test_billing_address_fields
     assert_equal '666, Wooo', @helper.fields['address1']
     assert_equal 'EEE Street', @helper.fields['address2']
     assert_equal 'New Delhi', @helper.fields['state']
-    assert_equal '110001', @helper.fields['zip']
+    assert_equal '110001', @helper.fields['zipcode']
     assert_equal 'india', @helper.fields['country']
   end