diff --git a/lib/carbon/tests/test_routers.py b/lib/carbon/tests/test_routers.py
index f6309e8f..8cc3e476 100644
--- a/lib/carbon/tests/test_routers.py
+++ b/lib/carbon/tests/test_routers.py
@@ -54,5 +54,5 @@ def testBasic(self):
                 router.addDestination(parseDestination(destination))
             self.assertEqual(
                 len(list(router.getDestinations('foo.bar'))),
-                settings['REPLICATION_FACTOR']
+                len(DESTINATIONS) if plugin == 'constant' else settings['REPLICATION_FACTOR']
             )