diff --git a/man2/setns.2 b/man2/setns.2
index 86e3c8cae..14d071f6e 100644
--- a/man2/setns.2
+++ b/man2/setns.2
@@ -41,27 +41,27 @@ This argument can have one of the following values:
 .BR 0
 Allow any type of namespace to be joined.
 .TP
-.BR CLONE_NEWIPC
+.BR CLONE_NEWIPC " (since Linux 3.0)"
 .I fd
 must refer to an IPC namespace.
 .TP
-.BR CLONE_NEWNET
+.BR CLONE_NEWNET " (since Linux 3.0)"
 .I fd
 must refer to a network namespace.
 .TP
-.BR CLONE_NEWNS
+.BR CLONE_NEWNS " (since Linux 3.8)"
 .I fd
 must refer to a mount namespace.
 .TP
-.BR CLONE_NEWPID
+.BR CLONE_NEWPID " (since Linux 3.8)"
 .I fd
 must refer to a PID namespace.
 .TP
-.BR CLONE_NEWUSER
+.BR CLONE_NEWUSER " (since Linux 3.8)"
 .I fd
 must refer to a user namespace.
 .TP
-.BR CLONE_NEWUTS
+.BR CLONE_NEWUTS " (since Linux 3.0)"
 .I fd
 must refer to a UTS namespace.
 .PP
@@ -148,8 +148,7 @@ for this operation.
 The
 .BR setns ()
 system call first appeared in Linux in kernel 3.0;
-library support was added to glibc in version 2.14;
-Support for PID, user, and mount namespaces first appeared in Linux 3.8.
+library support was added to glibc in version 2.14.
 .SH CONFORMING TO
 The
 .BR setns ()