diff --git a/Lib/wsgiref/simple_server.py b/Lib/wsgiref/simple_server.py
index a6015fb5ef8..cd9751a6551 100644
--- a/Lib/wsgiref/simple_server.py
+++ b/Lib/wsgiref/simple_server.py
@@ -155,3 +155,4 @@ if __name__ == '__main__':
     import webbrowser
     webbrowser.open('http://localhost:8000/xyz?abc')
     httpd.handle_request()  # serve one request, then exit
+    httpd.server_close()