/update-check/themes/ should be /themes/update-check/

apps/addons/tests/test_theme_update.py

@@ -74,7 +74,7 @@ class TestThemeUpdate(amo.tests.TestCase):
         'dataurl': '',
         'name': 'My Persona',
         'author': 'persona_author',
-        'updateURL': settings.VAMO_URL + '/en-US/update-check/themes/15663',
+        'updateURL': settings.VAMO_URL + '/en-US/themes/update-check/15663',
         'version': '1.0',
         'footerURL': '/15663/BCBG_Persona_footer2.png'
     }

services/theme_update.py

@@ -141,7 +141,7 @@ class ThemeUpdate(object):
             'accentcolor': '#%s' % accent if accent else None,
             'textcolor': '#%s' % text if text else None,
             'updateURL': self.locale_url(settings.VAMO_URL,
-                '/update-check/themes/%s' % row['addon_id']),
+                '/themes/update-check/%s' % row['addon_id']),
             # TODO: Change this when we add versions (bug 851881).
             'version': '1.0'
         })