diff --git a/src/lint/linter/__tests__/ArcanistLinterTestCase.php b/src/lint/linter/__tests__/ArcanistLinterTestCase.php
--- a/src/lint/linter/__tests__/ArcanistLinterTestCase.php
+++ b/src/lint/linter/__tests__/ArcanistLinterTestCase.php
@@ -47,7 +47,7 @@
       $config,
       array(
         'hook' => 'optional bool',
-        'config' => 'optional wild',
+        'config' => 'optional map<string, wild>',
         'path' => 'optional string',
         'arcconfig' => 'optional map<string, string>',
       ));