diff --git a/Lib/socketserver.py b/Lib/socketserver.py
index a6ee718..e9e4e4e 100644
--- a/Lib/socketserver.py
+++ b/Lib/socketserver.py
@@ -136,7 +136,7 @@
 import errno
 try:
     import threading
-except ModuleNotFoundError:
+except ImportError:
     import dummy_threading as threading
 
 __all__ = ["TCPServer","UDPServer","ForkingUDPServer","ForkingTCPServer",