#7791: remove reference to ipaddr
diff --git a/Doc/library/socket.rst b/Doc/library/socket.rst
index 15d55fd..d778369 100644
--- a/Doc/library/socket.rst
+++ b/Doc/library/socket.rst
@@ -440,11 +440,6 @@
 
    Availability: Unix (maybe not all platforms).
 
-   .. seealso::
-
-      :func:`ipaddr.BaseIP.packed`
-         Platform-independent conversion to a packed, binary format.
-
    .. versionadded:: 2.3