diff --git a/lib/libsys/socket.2 b/lib/libsys/socket.2
--- a/lib/libsys/socket.2
+++ b/lib/libsys/socket.2
@@ -25,7 +25,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd January 17, 2026
+.Dd February 1, 2026
 .Dt SOCKET 2
 .Os
 .Sh NAME
@@ -503,6 +503,7 @@
 .Xr ip 4 ,
 .Xr ip6 4 ,
 .Xr ipsec 4 ,
+.Xr netintro 4 ,
 .Xr netlink 4 ,
 .Xr ng_socket 4 ,
 .Xr route 4 ,