diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index faa091865ad05c956114ab7c7642994845717382..f141bde7756af861f1853a04bb919a78e377fe81 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1261,8 +1261,10 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
 
 	if (fattr->valid & NFS_ATTR_FATTR_MODE) {
 		if ((inode->i_mode & S_IALLUGO) != (fattr->mode & S_IALLUGO)) {
+			umode_t newmode = inode->i_mode & S_IFMT;
+			newmode |= fattr->mode & S_IALLUGO;
+			inode->i_mode = newmode;
 			invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
-			inode->i_mode = fattr->mode;
 		}
 	} else if (server->caps & NFS_CAP_MODE)
 		invalid |= save_cache_validity & (NFS_INO_INVALID_ATTR