diff --git a/Lib/wsgiref/simple_server.py b/Lib/wsgiref/simple_server.py
index 1a892da5b74..0e4293a462f 100644
--- a/Lib/wsgiref/simple_server.py
+++ b/Lib/wsgiref/simple_server.py
@@ -184,7 +184,6 @@ def make_server(
 
 
 if __name__ == '__main__':
-    server_address = ('', 8000)
     httpd = make_server('', 8000, demo_app)
     sa = httpd.socket.getsockname()
     print "Serving HTTP on", sa[0], "port", sa[1], "..."