diff --git a/mcrouter/test/test_async_files_attr.py b/mcrouter/test/test_async_files_attr.py
index 033766215..28afe818b 100644
--- a/mcrouter/test/test_async_files_attr.py
+++ b/mcrouter/test/test_async_files_attr.py
@@ -5,11 +5,11 @@
 # LICENSE file in the root directory of this source tree.
 
 
+import importlib.resources
 import json
 import os
 import time
 
-from libfb.py import parutil
 from mcrouter.test.McrouterTestCase import McrouterTestCase
 
 
@@ -54,7 +54,7 @@ def test_stats_no_requests(self):
 
     def test_async_files_attr(self):
         mcrouter = self.add_mcrouter(self.config, extra_args=self.extra_args)
-        binary = parutil.get_file_path("mcrouter/client_binary")
+        binary = str(importlib.resources.files("mcrouter").joinpath("client_binary"))
         port = str(mcrouter.getport())
         args = '\'{"key":"abcd", "attributes":{"a1":1000, "a2":2000}}\''
         command = binary + " -p " + port + " delete " + args