diff --git a/sys/ufs/ufs/ufs_vnops.c b/sys/ufs/ufs/ufs_vnops.c
index 99bc1ea3501..811237e7de9 100644
--- a/sys/ufs/ufs/ufs_vnops.c
+++ b/sys/ufs/ufs/ufs_vnops.c
@@ -526,6 +526,10 @@ ufs_setattr(ap)
 		return (EINVAL);
 	}
 	if (vap->va_flags != VNOVAL) {
+		if ((vap->va_flags & ~(UF_NODUMP | UF_IMMUTABLE | UF_APPEND |
+		    UF_OPAQUE | UF_NOUNLINK | SF_ARCHIVED | SF_IMMUTABLE |
+		    SF_APPEND | SF_NOUNLINK | SF_SNAPSHOT)) != 0)
+			return (EOPNOTSUPP);
 		if (vp->v_mount->mnt_flag & MNT_RDONLY)
 			return (EROFS);
 		/*