diff --git a/test/test_http_proxy.py b/test/test_http_proxy.py
index 4d7fbdfa9..6e27bc6d5 100644
--- a/test/test_http_proxy.py
+++ b/test/test_http_proxy.py
@@ -8,7 +8,7 @@ import random
 import ssl
 import threading
 from http.server import BaseHTTPRequestHandler
-from socketserver import BaseRequestHandler
+from socketserver import BaseRequestHandler, ThreadingTCPServer
 
 import pytest