diff --git a/nsupdate/api/_tests/test_api.py b/nsupdate/api/_tests/test_api.py
index 499af3c..ff69f1d 100644
--- a/nsupdate/api/_tests/test_api.py
+++ b/nsupdate/api/_tests/test_api.py
@@ -17,9 +17,10 @@ def test_myip(client):
     assert response.content in ['127.0.0.1', '::1']
 
 
-def test_nic_update(client):
+def test_nic_update_noauth(client):
     response = client.get(reverse('nic_update'))
     assert response.status_code == 401
+    assert response.content == "badauth"
 
 
 def make_basic_auth_header(username, password):
@@ -27,6 +28,13 @@ def make_basic_auth_header(username, password):
     return "Basic " + base64.b64encode("%s:%s" % (username, password))
 
 
+def test_nic_update_badauth(client):
+    response = client.get(reverse('nic_update'),
+                          HTTP_AUTHORIZATION=make_basic_auth_header(TEST_HOST, "wrong"))
+    assert response.status_code == 401
+    assert response.content == "badauth"
+
+
 def test_nic_update_authorized(client):
     response = client.get(reverse('nic_update'),
                           HTTP_AUTHORIZATION=make_basic_auth_header(TEST_HOST, TEST_SECRET))
diff --git a/nsupdate/api/views.py b/nsupdate/api/views.py
index 730edde..4bcf3ee 100644
--- a/nsupdate/api/views.py
+++ b/nsupdate/api/views.py
@@ -184,7 +184,7 @@ class NicUpdateView(View):
         auth = request.META.get('HTTP_AUTHORIZATION')
         if auth is None:
             logger.warning('%s - received no auth' % (hostname, ))
-            return basic_challenge("authenticate to update DNS", 'noauth')
+            return basic_challenge("authenticate to update DNS", 'badauth')
         username, password = basic_authenticate(auth)
         if not check_api_auth(username, password):
             logger.warning('%s - received bad credentials, username: %s' % (hostname, username, ))