diff --git a/usr.bin/ipcs/ipcs.1 b/usr.bin/ipcs/ipcs.1
index 5b1f64312c53..5dc9852da993 100644
--- a/usr.bin/ipcs/ipcs.1
+++ b/usr.bin/ipcs/ipcs.1
@@ -40,6 +40,7 @@
 .Op Fl abcmopqstMQSTy
 .Op Fl C Ar core
 .Op Fl N Ar system
+.Op Fl u Ar user
 .Sh DESCRIPTION
 The
 .Nm