diff --git a/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c b/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c
index ff8984759857..3c6512ee8cbd 100644
--- a/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c
+++ b/cddl/contrib/opensolaris/cmd/zfs/zfs_main.c
@@ -260,7 +260,8 @@ get_usage(zfs_help_t idx)
 	case HELP_ROLLBACK:
 		return (gettext("\trollback [-rRf] <snapshot>\n"));
 	case HELP_SEND:
-		return (gettext("\tsend [-RDp] [-[iI] snapshot] <snapshot>\n"));
+		return (gettext("\tsend [-DvRp] "
+		    "[-i snapshot | -I snapshot] <snapshot>\n"));
 	case HELP_SET:
 		return (gettext("\tset <property=value> "
 		    "<filesystem|volume|snapshot> ...\n"));
@@ -296,11 +297,11 @@ get_usage(zfs_help_t idx)
 		    "\tunallow [-r] -s @setname [<perm|@setname>[,...]] "
 		    "<filesystem|volume>\n"));
 	case HELP_USERSPACE:
-		return (gettext("\tuserspace [-hniHp] [-o field[,...]] "
+		return (gettext("\tuserspace [-niHp] [-o field[,...]] "
 		    "[-sS field] ... [-t type[,...]]\n"
 		    "\t    <filesystem|snapshot>\n"));
 	case HELP_GROUPSPACE:
-		return (gettext("\tgroupspace [-hniHpU] [-o field[,...]] "
+		return (gettext("\tgroupspace [-niHp] [-o field[,...]] "
 		    "[-sS field] ... [-t type[,...]]\n"
 		    "\t    <filesystem|snapshot>\n"));
 	case HELP_HOLD:
diff --git a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
index cb09d7b541f5..ced996cd9c8c 100644
--- a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
+++ b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
@@ -228,7 +228,7 @@ get_usage(zpool_help_t idx) {
 	case HELP_OFFLINE:
 		return (gettext("\toffline [-t] <pool> <device> ...\n"));
 	case HELP_ONLINE:
-		return (gettext("\tonline <pool> <device> ...\n"));
+		return (gettext("\tonline [-e] <pool> <device> ...\n"));
 	case HELP_REPLACE:
 		return (gettext("\treplace [-f] <pool> <device> "
 		    "[new-device]\n"));
@@ -240,8 +240,7 @@ get_usage(zpool_help_t idx) {
 		return (gettext("\tstatus [-vx] [-T d|u] [pool] ... [interval "
 		    "[count]]\n"));
 	case HELP_UPGRADE:
-		return (gettext("\tupgrade\n"
-		    "\tupgrade -v\n"
+		return (gettext("\tupgrade [-v]\n"
 		    "\tupgrade [-V version] <-a | pool ...>\n"));
 	case HELP_GET:
 		return (gettext("\tget <\"all\" | property[,...]> "