diff --git a/apps/addons/views.py b/apps/addons/views.py
index c08feb1701..d187a2bf51 100644
--- a/apps/addons/views.py
+++ b/apps/addons/views.py
@@ -484,7 +484,8 @@ def purchase(request, addon):
                     amount=amount, memo=contrib_for, email=addon.paypal_id,
                     ip=request.META.get('REMOTE_ADDR'),
                     pattern='addons.purchase.finished',
-                    qs={'realurl': request.GET.get('realurl')}))
+                    qs={'realurl': request.GET.get('realurl')},
+                    ipn=False))
     except:
         log.error('Error getting paykey, purchase of addon: %s' % addon.pk,
                   exc_info=True)
diff --git a/apps/paypal/__init__.py b/apps/paypal/__init__.py
index d871e1cbe7..a27d5576cc 100644
--- a/apps/paypal/__init__.py
+++ b/apps/paypal/__init__.py
@@ -65,8 +65,10 @@ def get_paykey(data):
         'receiverList.receiver(0).invoiceID': 'mozilla-%s' % data['uuid'],
         'receiverList.receiver(0).primary': 'TRUE',
         'receiverList.receiver(0).paymentType': 'DIGITALGOODS',
-        'trackingId': data['uuid'],
-        'ipnNotificationUrl': absolutify(reverse('amo.paypal'))}
+        'trackingId': data['uuid']}
+
+    if data.get('ipn', True):
+        paypal_data['ipnNotificationUrl'] = absolutify(reverse('amo.paypal'))
 
     if data.get('memo'):
         paypal_data['memo'] = data['memo']
@@ -96,6 +98,7 @@ def check_purchase(paykey):
 
     return response['status']
 
+
 def refund(txnid):
     """
     Refund a payment.
@@ -123,15 +126,11 @@ def refund(txnid):
                     responses.append({})
                 responses[i][subkey] = response[k]
         for d in responses:
+            status = '%s: %s' % (d['receiver.email'], d['refundStatus'])
             if d['refundStatus'] not in OK_STATUSES:
-                raise PaypalError('Bad refund status for %s: %s'
-                                  % (d['receiver.email'],
-                                     d['refundStatus']))
-            paypal_log.debug('Refund successful for transaction %s.'
-                             ' Statuses: %r'
-                             % (txnid, [(d['receiver.email'], d['refundStatus'])
-                                        for d in responses]))
-
+                raise PaypalError('Bad refund status for %s' % status)
+            paypal_log.debug('Refund done for transaction %s, status: %s'
+                             % (txnid, status))
 
         return responses
 
diff --git a/apps/paypal/tests.py b/apps/paypal/tests.py
index 303c25cb0e..3662598a4d 100644
--- a/apps/paypal/tests.py
+++ b/apps/paypal/tests.py
@@ -61,6 +61,21 @@ class TestPayKey(amo.tests.TestCase):
         qs = _call.call_args[0][1]['returnUrl'].split('?')[1]
         eq_(dict(urlparse.parse_qsl(qs))['foo'], 'bar')
 
+    @mock.patch('paypal._call')
+    def test_ipn_skipped(self, _call):
+        data = self.data.copy()
+        data['ipn'] = False
+        _call.return_value = {'payKey': '123'}
+        paypal.get_paykey(data)
+        assert 'ipnNotificationUrl' not in _call.call_args[0][1]
+
+    @mock.patch('paypal._call')
+    def test_ipn_asked(self, _call):
+        data = self.data.copy()
+        _call.return_value = {'payKey': '123'}
+        paypal.get_paykey(data)
+        assert 'ipnNotificationUrl' in _call.call_args[0][1]
+
     def _test_no_mock(self):
         # Remove _ and run if you'd like to try unmocked.
         return paypal.get_paykey(self.data)