diff --git a/src/_secureaccesstokenauthorizer/_plugin.py b/src/_secureaccesstokenauthorizer/_plugin.py
index cbb80959eaac22bbcea95208599a5e636b5403ba..ac1dd02b3c0af55fdc63e7d383ec663b02db45b3 100644
--- a/src/_secureaccesstokenauthorizer/_plugin.py
+++ b/src/_secureaccesstokenauthorizer/_plugin.py
@@ -84,5 +84,5 @@ class SecureAccessTokenAuthorizer(object):
         )
 
 
-    def get_client_resource(self, configuration):
-        return resource_from_configuration(configuration)
+    def get_client_resource(self, node_config):
+        return resource_from_configuration(node_config)
diff --git a/src/_secureaccesstokenauthorizer/tests/test_plugin.py b/src/_secureaccesstokenauthorizer/tests/test_plugin.py
index 7d3de2b5b92e18037a86c68427b0a57f1736468a..99d1db405ba341394313ba4a72f268c92259c9af 100644
--- a/src/_secureaccesstokenauthorizer/tests/test_plugin.py
+++ b/src/_secureaccesstokenauthorizer/tests/test_plugin.py
@@ -65,6 +65,7 @@ from twisted.plugins.secureaccesstokenauthorizer import (
 )
 
 from .strategies import (
+    tahoe_configs,
     configurations,
     announcements,
 )
@@ -232,12 +233,12 @@ class ClientResourceTests(TestCase):
     Tests for the plugin's implementation of
     ``IFoolscapStoragePlugin.get_client_resource``.
     """
-    @given(configurations())
-    def test_interface(self, configuration):
+    @given(tahoe_configs())
+    def test_interface(self, tahoe_config):
         """
         ``get_client_resource`` returns an object that provides ``IResource``.
         """
         self.assertThat(
-            storage_server.get_client_resource(configuration),
+            storage_server.get_client_resource(tahoe_config),
             Provides([IResource]),
         )