diff --git a/Doc/howto/descriptor.rst b/Doc/howto/descriptor.rst
index 024c1eb3e3b200..90d67d84d0ef08 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
 ^^^^^^^^^^^^^^^^^^^^^^^