diff --git a/Doc/howto/descriptor.rst b/Doc/howto/descriptor.rst
index 1d9424cb735a46..0a7263614670a1 100644
--- a/Doc/howto/descriptor.rst
+++ b/Doc/howto/descriptor.rst
@@ -943,6 +943,10 @@ it can be updated:
     >>> Movie('Star Wars').director
     'J.J. Abrams'
 
+.. testcleanup::
+
+   conn.close()
+
 
 Pure Python Equivalents
 ^^^^^^^^^^^^^^^^^^^^^^^