diff --git a/cddl/contrib/opensolaris/cmd/zpool/zpool.8 b/cddl/contrib/opensolaris/cmd/zpool/zpool.8
index 89333c7e21f..ac51a4cd2dd 100644
--- a/cddl/contrib/opensolaris/cmd/zpool/zpool.8
+++ b/cddl/contrib/opensolaris/cmd/zpool/zpool.8
@@ -1348,6 +1348,8 @@ reports are printed.
 .It Fl H
 Scripted mode. Do not display headers, and separate fields by a single tab
 instead of arbitrary space.
+.It Fl v
+Show more detailed information.
 .It Fl o Ar property Ns Op , Ns Ar ...
 Comma-separated list of properties to display. See the
 .Qq Sx Properties
diff --git a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
index 54a747091d4..ffca56bef07 100644
--- a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
+++ b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
@@ -235,7 +235,7 @@ get_usage(zpool_help_t idx) {
 	case HELP_LABELCLEAR:
 		return (gettext("\tlabelclear [-f] <vdev>\n"));
 	case HELP_LIST:
-		return (gettext("\tlist [-H] [-o property[,...]] "
+		return (gettext("\tlist [-Hv] [-o property[,...]] "
 		    "[-T d|u] [pool] ... [interval [count]]\n"));
 	case HELP_OFFLINE:
 		return (gettext("\toffline [-t] <pool> <device> ...\n"));