diff --git a/config/settings/production.py b/config/settings/production.py
index d47cc28..6ee6dbb 100644
--- a/config/settings/production.py
+++ b/config/settings/production.py
@@ -87,11 +87,13 @@
 # https://anymail.readthedocs.io/en/stable/installation/#installing-anymail
 INSTALLED_APPS += ["anymail"]
 # https://docs.djangoproject.com/en/dev/ref/settings/#email-backend
+# https://anymail.readthedocs.io/en/stable/esps/mailgun/
+EMAIL_BACKEND = "anymail.backends.mailgun.EmailBackend"
 # https://anymail.readthedocs.io/en/stable/installation/#anymail-settings-reference
-# https://anymail.readthedocs.io/en/stable/esps/sendgrid/
-EMAIL_BACKEND = "anymail.backends.sendgrid.EmailBackend"
 ANYMAIL = {
-    "SENDGRID_API_KEY": env("SENDGRID_API_KEY"),
+    "MAILGUN_API_KEY": env("MAILGUN_API_KEY"),
+    "MAILGUN_SENDER_DOMAIN": env("MAILGUN_DOMAIN"),
+    "MAILGUN_API_URL": env("MAILGUN_API_URL", default="https://api.mailgun.net/v3"),
 }
 
 
diff --git a/democrasite/webiscite/tests/test_views.py b/democrasite/webiscite/tests/test_views.py
index e4b2a7b..15f7a8b 100644
--- a/democrasite/webiscite/tests/test_views.py
+++ b/democrasite/webiscite/tests/test_views.py
@@ -115,6 +115,13 @@ def test_view_response(self, bill: Bill, rf: RequestFactory):
         response = views.bill_detail_view(request, pk=bill.id)
         assert response.status_code == HTTPStatus.OK
 
+    def test_bill_retrieved(self, rf: RequestFactory):
+        bills = BillFactory.create_batch(5)
+        request = rf.get("/fake-url/")
+        request.user = AnonymousUser()
+        response = views.bill_detail_view(request, pk=bills[3].id)
+        assert response.status_code == HTTPStatus.OK
+
     def test_404(self, rf: RequestFactory):
         request = rf.get("/fake-url/")
         request.user = AnonymousUser()
diff --git a/democrasite/webiscite/views.py b/democrasite/webiscite/views.py
index 02a3157..55f543d 100644
--- a/democrasite/webiscite/views.py
+++ b/democrasite/webiscite/views.py
@@ -100,7 +100,7 @@ def get_object(self, queryset=None):
             return get_object_or_404(
                 Bill.objects.annotate_user_vote(self.request.user), pk=pk
             )
-        return get_object_or_404(Bill)
+        return get_object_or_404(Bill, pk=pk)
 
 
 bill_detail_view = BillDetailView.as_view()