diff --git a/bin/cpuset/cpuset.1 b/bin/cpuset/cpuset.1
--- a/bin/cpuset/cpuset.1
+++ b/bin/cpuset/cpuset.1
@@ -23,7 +23,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd July 3, 2018
+.Dd September 1, 2025
 .Dt CPUSET 1
 .Os
 .Sh NAME
@@ -31,11 +31,13 @@
 .Nd "configure processor sets"
 .Sh SYNOPSIS
 .Nm
+.Op Fl c
 .Op Fl l Ar cpu-list
 .Op Fl n Ar policy:domain-list
 .Op Fl s Ar setid
 .Ar cmd ...
 .Nm
+.Op Fl c
 .Op Fl l Ar cpu-list
 .Op Fl n Ar policy:domain-list
 .Op Fl s Ar setid