diff --git a/lib/libc/net/getaddrinfo.3 b/lib/libc/net/getaddrinfo.3
index 3fb666e847a..3992ca3abf9 100644
--- a/lib/libc/net/getaddrinfo.3
+++ b/lib/libc/net/getaddrinfo.3
@@ -605,7 +605,7 @@ The implementation first appeared in WIDE Hydrangea IPv6 protocol stack kit.
 The
 .Fn getaddrinfo
 function is defined in
-.St -p1003.1g ,
+.St -p1003.1g-2000 ,
 and documented in
 .Dq Basic Socket Interface Extensions for IPv6
 .Pq RFC2553 .
diff --git a/lib/libc/net/getnameinfo.3 b/lib/libc/net/getnameinfo.3
index 4763f73d33d..6b4f02d1002 100644
--- a/lib/libc/net/getnameinfo.3
+++ b/lib/libc/net/getnameinfo.3
@@ -299,7 +299,7 @@ The implementation first appeared in WIDE Hydrangea IPv6 protocol stack kit.
 The
 .Fn getaddrinfo
 function is defined in
-.St -p1003.1g ,
+.St -p1003.1g-2000 ,
 and documented in
 .Dq Basic Socket Interface Extensions for IPv6
 .Pq RFC2553 .
diff --git a/lib/libc/sys/shutdown.2 b/lib/libc/sys/shutdown.2
index 700b52d4bdc..59e4d340a82 100644
--- a/lib/libc/sys/shutdown.2
+++ b/lib/libc/sys/shutdown.2
@@ -93,7 +93,7 @@ argument does not refer to a socket.
 The
 .Fn shutdown
 function is expected to comply with
-.St -p1003.1g ,
+.St -p1003.1g-2000 ,
 when finalized.
 .Sh HISTORY
 The
@@ -105,4 +105,4 @@ The
 and
 .Dv SHUT_RDWR
 constants appeared in
-.St -p1003.1g .
+.St -p1003.1g-2000 .