#20241: use correct RFC number

diff --git a/Doc/library/ipaddress.rst b/Doc/library/ipaddress.rst
index 3a567fc434137b70948cc462ca0969d28d3605cd..8eac92f3391ae34b50a14b0944bcfe9fc09631a2 100644 (file)
--- a/Doc/library/ipaddress.rst
+++ b/Doc/library/ipaddress.rst
@@ -165,7 +165,7 @@ write code that handles both IP versions correctly.
 
    .. attribute:: is_unspecified
 
-      ``True`` if the address is unspecified.  See :RFC:`5375` (for IPv4)
+      ``True`` if the address is unspecified.  See :RFC:`5735` (for IPv4)
       or :RFC:`2373` (for IPv6).
 
    .. attribute:: is_reserved