diff --git a/test/test_http_proxy.py b/test/test_http_proxy.py
index 8652a2891..f628a8813 100644
--- a/test/test_http_proxy.py
+++ b/test/test_http_proxy.py
@@ -4,6 +4,7 @@ import contextlib
 import functools
 import json
 import os
+import platform
 import random
 import ssl
 import threading