diff --git a/Doc/library/ipaddress.rst b/Doc/library/ipaddress.rst
index 7c62750..9ccf262 100644
--- a/Doc/library/ipaddress.rst
+++ b/Doc/library/ipaddress.rst
@@ -9,13 +9,6 @@
 
 --------------
 
-.. note::
-
-   The ``ipaddress`` module has been included in the standard library on a
-   :term:`provisional basis <provisional package>`. Backwards incompatible
-   changes (up to and including removal of the package) may occur if deemed
-   necessary by the core developers.
-
 :mod:`ipaddress` provides the capabilities to create, manipulate and
 operate on IPv4 and IPv6 addresses and networks.
 
diff --git a/Doc/whatsnew/3.4.rst b/Doc/whatsnew/3.4.rst
index ac3e47a..0be1863 100644
--- a/Doc/whatsnew/3.4.rst
+++ b/Doc/whatsnew/3.4.rst
@@ -134,6 +134,7 @@
   handling <whatsnew_email_contentmanager>` (:issue:`18891`).
 * :mod:`plistlib` has a cleaned up interface and support for binary
   plist files (:issue:`14455`)
+* The :mod:`ipaddress` module API has been declared stable
 
 CPython implementation improvements:
 
@@ -840,6 +841,16 @@
 by Stefan Behnel and Yury Selivanov in :issue:`17159`)
 
 
+ipaddress
+---------
+
+:mod:`ipaddress` was added to the standard library in Python 3.3 as a
+:term:`provisional API`. With the release of Python 3.4, this qualification
+has been removed: :mod:`ipaddress` is now considered a stable API, covered
+by the normal standard library requirements to maintain backwards
+compatibility.
+
+
 logging
 -------
 
diff --git a/Misc/NEWS b/Misc/NEWS
index 4d8e4c9..a3fef60 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -27,6 +27,8 @@
 Library
 -------
 
+- Issue #20563: The ipaddress module API is now considered stable.
+
 - Issue #14983: email.generator now always adds a line end after each MIME
   boundary marker, instead of doing so only when there is an epilogue.  This
   fixes an RFC compliance bug and solves an issue with signed MIME parts.