diff --git a/tests/test_finder.py b/tests/test_finder.py
index 8dad573..b047530 100644
--- a/tests/test_finder.py
+++ b/tests/test_finder.py
@@ -56,7 +56,7 @@ def fetch(self, resource, metric, start, end):
 
     def search(self, *terms):
         for term in terms:
-            if term == '_tree:root':
+            if term == '_parent:_root':
                 for r in self._resources:
                     if ':' in r:
                         continue
@@ -85,7 +85,7 @@ def _run_query(self, pattern):
 
     def testClientSelfTest(self):
         self.client._insert('r1:r2:r3:r4', 'metric1')
-        for resource, metrics in self.client.search('_tree:root'):
+        for resource, metrics in self.client.search('_parent:_root'):
             self.assertEqual(len(metrics), 0)
             self.assertEqual(resource, 'r1')