diff --git a/sys/fs/nfsclient/nfs_clvfsops.c b/sys/fs/nfsclient/nfs_clvfsops.c
index 6782c5daadad..250e5e26202c 100644
--- a/sys/fs/nfsclient/nfs_clvfsops.c
+++ b/sys/fs/nfsclient/nfs_clvfsops.c
@@ -1232,8 +1232,6 @@ mountnfs(struct nfs_args *argp, struct mount *mp, struct sockaddr *nam,
 	 *
 	 * For V3, ncl_fsinfo will adjust this as necessary.  Assume maximum
 	 * that we can handle until we find out otherwise.
-	 * XXX Our "safe" limit on the client is what we can store in our
-	 * buffer cache using signed(!) block numbers.
 	 */
 	if ((argp->flags & (NFSMNT_NFSV3 | NFSMNT_NFSV4)) == 0)
 		nmp->nm_maxfilesize = 0xffffffffLL;