diff --git a/patches/zsh-5.7.1.local.patch b/patches/zsh-5.7.1.local.patch
new file mode 100644
index 0000000..2e31838
--- /dev/null
+++ b/patches/zsh-5.7.1.local.patch
@@ -0,0 +1,152 @@
+diff -ru zsh-5.7.1.orig/Src/utils.c zsh-5.7.1/Src/utils.c
+--- zsh-5.7.1.orig/Src/utils.c	2019-02-01 01:37:34.000000000 +0100
++++ zsh-5.7.1/Src/utils.c	2019-10-19 21:46:34.155130850 +0200
+@@ -30,6 +30,8 @@
+ #include "zsh.mdh"
+ #include "utils.pro"
+ 
++#include <ncurses/term.h>
++
+ /* name of script being sourced */
+ 
+ /**/
+diff -ru zsh-5.7.1.orig/Src/prototypes.h zsh-5.7.1/Src/prototypes.h
+--- zsh-5.7.1.orig/Src/prototypes.h     2017-12-04 15:09:36.000000000 +0100
++++ zsh-5.7.1/Src/prototypes.h  2019-10-19 21:57:37.140589499 +0200
+@@ -1,134 +1,2 @@
+-/*
+- * prototypes.h - prototypes header file
+- *
+- * This file is part of zsh, the Z shell.
+- *
+- * Copyright (c) 1992-1997 Paul Falstad
+- * All rights reserved.
+- *
+- * Permission is hereby granted, without written agreement and without
+- * license or royalty fees, to use, copy, modify, and distribute this
+- * software and to distribute modified versions of this software for any
+- * purpose, provided that the above copyright notice and the following
+- * two paragraphs appear in all copies of this software.
+- *
+- * In no event shall Paul Falstad or the Zsh Development Group be liable
+- * to any party for direct, indirect, special, incidental, or consequential
+- * damages arising out of the use of this software and its documentation,
+- * even if Paul Falstad and the Zsh Development Group have been advised of
+- * the possibility of such damage.
+- *
+- * Paul Falstad and the Zsh Development Group specifically disclaim any
+- * warranties, including, but not limited to, the implied warranties of
+- * merchantability and fitness for a particular purpose.  The software
+- * provided hereunder is on an "as is" basis, and Paul Falstad and the
+- * Zsh Development Group have no obligation to provide maintenance,
+- * support, updates, enhancements, or modifications.
+- *
+- */
+-
+-#ifndef HAVE_STDLIB_H
+-char *malloc _((size_t));
+-char *realloc _((void *, size_t));
+-char *calloc _((size_t, size_t));
+-#endif
+-
+-#if !(defined(USES_TERMCAP_H) || defined(USES_TERM_H))
+-/*
+- * These prototypes are only used where we don't have the
+- * headers.  In some cases they need tweaking.
+- * TBD: we'd much prefer to get hold of the header where
+- * these are defined.
+- */
+-#ifdef _AIX
+-#define TC_CONST const
+-#else
+-#define TC_CONST
+-#endif
+-extern int tgetent _((char *bp, TC_CONST char *name));
+-extern int tgetnum _((char *id));
+-extern int tgetflag _((char *id));
+-extern char *tgetstr _((char *id, char **area));
+-extern int tputs _((TC_CONST char *cp, int affcnt, int (*outc) (int)));
+-#undef TC_CONST
+-#endif
+-
+-/*
+- * Some systems that do have termcap headers nonetheless don't
+- * declare tgoto, so we detect if that is missing separately.
+- */
+-#ifdef TGOTO_PROTO_MISSING
+-char *tgoto(const char *cap, int col, int row);
+-#endif
+-
+-/* MISSING PROTOTYPES FOR VARIOUS OPERATING SYSTEMS */
+-
+-#if defined(__hpux) && defined(_HPUX_SOURCE) && !defined(_XPG4_EXTENDED)
+-# define SELECT_ARG_2_T int *
+-#else
+-# define SELECT_ARG_2_T fd_set *
+-#endif
+-
+-#ifdef __osf__
+-char *mktemp _((char *));
+-#endif
+-
+-#if defined(__osf__) && defined(__alpha) && defined(__GNUC__)
+-/* Digital cc does not need these prototypes, gcc does need them */
+-# ifndef HAVE_IOCTL_PROTO
+-int ioctl _((int d, unsigned long request, void *argp));
+-# endif
+-# ifndef HAVE_MKNOD_PROTO
+-int mknod _((const char *pathname, int mode, dev_t device));
+-# endif
+-int nice _((int increment));
+-int select _((int nfds, fd_set * readfds, fd_set * writefds, fd_set * exceptfds, struct timeval *timeout));
+-#endif
+-
+-#if defined(DGUX) && defined(__STDC__)
+-/* Just plain missing. */
+-extern int getrlimit _((int resource, struct rlimit *rlp));
+-extern int setrlimit _((int resource, const struct rlimit *rlp));
+-extern int getrusage _((int who, struct rusage *rusage));
+-extern int gettimeofday _((struct timeval *tv, struct timezone *tz));
+-extern int wait3 _((union wait *wait_status, int options, struct rusage *rusage));
+-extern int getdomainname _((char *name, int maxlength));
+-extern int select _((int nfds, fd_set * readfds, fd_set * writefds, fd_set * exceptfds, struct timeval *timeout));
+-#endif /* DGUX and __STDC__ */
+-
+-#ifdef __NeXT__
+-extern pid_t getppid(void);
+-#endif
+-
+-#if defined(__sun__) && !defined(__SVR4)  /* SunOS */
+-extern char *strerror _((int errnum));
+-#endif
+-
+-/**************************************************/
+-/*** prototypes for functions built in compat.c ***/
+-#ifndef HAVE_STRSTR
+-extern char *strstr _((const char *s, const char *t));
+-#endif
+-
+-#ifndef HAVE_GETHOSTNAME
+-extern int gethostname _((char *name, size_t namelen));
+-#endif
+-
+-#ifndef HAVE_GETTIMEOFDAY
+-extern int gettimeofday _((struct timeval *tv, struct timezone *tz));
+-#endif
+-
+-#ifndef HAVE_DIFFTIME
+-extern double difftime _((time_t t2, time_t t1));
+-#endif
+-
+-#ifndef HAVE_STRERROR
+-extern char *strerror _((int errnum));
+-#endif
+-
+-/*** end of prototypes for functions in compat.c ***/
+-/***************************************************/
+-
+-#ifndef HAVE_MEMMOVE
+-extern void bcopy _((const void *, void *, size_t));
+-#endif
++/* this is really questionable. */
++#define SELECT_ARG_2_T fd_set *
diff --git a/vars/build.vars b/vars/build.vars
index 8d43e27..0252b95 100644
--- a/vars/build.vars
+++ b/vars/build.vars
@@ -1412,9 +1412,11 @@ the_silver_searcher toilet tree terminally_tetris ubase which w3m zsh";
 : ${PKG_W3M_IN_TREE:=1};
 : ${PKG_W3M_MAKEFLAGS_BUILD:=-j1};
 : ${PKG_W3M_ENV_VARS_EXTRA:="LIBS=-ltinfo"};
-: ${PKG_ZSH_SHA256SUM:=76f82cfd5ce373cf799a03b6f395283f128430db49202e3e3f512fb5a19d6f8a};
-: ${PKG_ZSH_VERSION:=5.3};
+: ${PKG_ZSH_SHA256SUM:=7260292c2c1d483b2d50febfa5055176bd512b32a8833b116177bf5f01e77ee8};
+: ${PKG_ZSH_VERSION:=5.7.1};
 : ${PKG_ZSH_URL:=https://ftp.osuosl.org/pub/blfs/conglomeration/zsh/zsh-${PKG_ZSH_VERSION}.tar.xz};
+: ${PKG_ZSH_CONFIGURE_ARGS_EXTRA:="--enable-libc-musl --mandir=/usr/share/man --infodir=/usr/share/info --sysconfdir=/etc --enable-etcdir=/etc/zsh --enable-multibyte --enable-function-subdirs --enable-zsh-secure-free --with-tcsetpgrp"};
+: ${PKG_ZSH_IN_TREE:=1};
 
 #
 # Packages list native_packages_dev
diff --git a/vars/zsh.vars b/vars/zsh.vars
new file mode 100644
index 0000000..99e3f00
--- /dev/null
+++ b/vars/zsh.vars
@@ -0,0 +1,8 @@
+#
+# set -o errexit -o noglob are assumed.
+#
+
+: ${PKG_ZSH_CONFIG_CACHE_EXTRA:="
+zsh_cv_sys_elf=no"};
+
+# vim:filetype=sh