diff --git a/sbin/geom/class/raid3/graid3.8 b/sbin/geom/class/raid3/graid3.8
index 873ce43a1418..7ce300b2b12f 100644
--- a/sbin/geom/class/raid3/graid3.8
+++ b/sbin/geom/class/raid3/graid3.8
@@ -124,7 +124,7 @@ If verification fails,
 error is returned and value of sysctl
 .Va kern.geom.raid3.stat.parity_mismatch
 is increased.
-One cannot not use this options if
+One cannot use this options if
 .Fl r
 option is also specified.
 .El