diff --git a/cddl/usr.sbin/plockstat/plockstat.1 b/cddl/usr.sbin/plockstat/plockstat.1
index ca97f39a6db7..c4c41bf61c3d 100644
--- a/cddl/usr.sbin/plockstat/plockstat.1
+++ b/cddl/usr.sbin/plockstat/plockstat.1
@@ -68,7 +68,7 @@ Print all statistics.
 .It Fl C
 Print commulative statistics (the default).
 .It Fl H
-Print an histogram.
+Print a histogram.
 .It Fl V
 Print the DTrace script about to be used to stderr.
 .It Fl n Ar count
@@ -91,5 +91,5 @@ man page for more details.
 .Sh HISTORY
 The
 .Nm
-utility comes from the OpenSolaris and was first imported into
+utility comes from OpenSolaris and was first imported into
 .Fx 9.0 .