diff --git a/module/zfs/zfs_vnops.c b/module/zfs/zfs_vnops.c
index 418aab098d3f..2cffa3a8e35f 100644
--- a/module/zfs/zfs_vnops.c
+++ b/module/zfs/zfs_vnops.c
@@ -523,6 +523,7 @@ zfs_write(znode_t *zp, uio_t *uio, int ioflag, cred_t *cr)
 		    ((zp->z_mode & S_ISUID) != 0 && uid == 0)) != 0) {
 			uint64_t newmode;
 			zp->z_mode &= ~(S_ISUID | S_ISGID);
+			newmode = zp->z_mode;
 			(void) sa_update(zp->z_sa_hdl, SA_ZPL_MODE(zfsvfs),
 			    (void *)&newmode, sizeof (uint64_t), tx);
 		}