diff --git a/man-pages-posix-2013-a-pthread_once.patch b/man-pages-posix-2013-a-pthread_once.patch
deleted file mode 100644
index 91e9a1b8faf8bb2305917e201a1d740bbbf8f360..0000000000000000000000000000000000000000
--- a/man-pages-posix-2013-a-pthread_once.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-From 0409c3370ddd08cec10586f6f52fe1fbe3c717ef Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Nikola=20Forr=C3=B3?= <nforro@redhat.com>
-Date: Tue, 24 Jan 2017 16:35:02 +0100
-Subject: [PATCH] pthread_once.3p: fix return type of initialize_random()
- function
-
----
- man-pages-posix-2013-a/man3p/pthread_once.3p | 4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/man-pages-posix-2013-a/man3p/pthread_once.3p b/man-pages-posix-2013-a/man3p/pthread_once.3p
-index 316b1e9..db83d63 100644
---- a/man-pages-posix-2013-a/man3p/pthread_once.3p
-+++ b/man-pages-posix-2013-a/man3p/pthread_once.3p
-@@ -86,7 +86,7 @@ on entry to a routine, as follows:
- .nf
- \fB
- static int random_is_initialized = 0;
--extern int initialize_random();
-+extern void initialize_random();
- .P
- int random_function()
- {
-@@ -125,7 +125,7 @@ becomes:
- \fB
- #include <pthread.h>
- static pthread_once_t random_is_initialized = PTHREAD_ONCE_INIT;
--extern int initialize_random();
-+extern void initialize_random();
- .P
- int random_function()
- {
--- 
-2.7.4
-
diff --git a/man-pages-posix-2013-a.tar.xz b/man-pages-posix-2013-a.tar.xz
deleted file mode 100644
index 02b6e5598d773cee00979c39b12218888c6252b5..0000000000000000000000000000000000000000
Binary files a/man-pages-posix-2013-a.tar.xz and /dev/null differ
diff --git a/man-pages.spec b/man-pages.spec
index b72871720911ecb3f45be7aa67a8c36b72839f3f..a11ed0607d67ec8bd6eda9c974b7c3311b1ae877 100644
--- a/man-pages.spec
+++ b/man-pages.spec
@@ -1,11 +1,10 @@
 Name:           man-pages
 Version:        5.02
-Release:        2
+Release:        3
 Summary:        Linux kernel and user-space C library interfaces documentation
 License:        GPL+ and GPLv2+ and BSD and MIT and Copyright only and IEEE
 URL:            http://www.kernel.org/doc/man-pages/
 Source0:        http://www.kernel.org/pub/linux/docs/man-pages/man-pages-%{version}.tar.xz
-Source1:        man-pages-posix-2013-a.tar.xz
 BuildRequires:  gcc git
 BuildArch:      noarch
 
@@ -14,9 +13,6 @@ Conflicts: keyutils-libs < 1.5.10
 
 Autoreq: no
 
-# POSIX man pages
-Patch0:    man-pages-posix-2013-a-pthread_once.patch
-
 %description
 The Linux man-pages project documents the Linux kernel and C library interface that
 are employed by user-space programs.With respect to the C library, the primary focus is
@@ -26,18 +22,12 @@ other C libraries available for Linux is also included.
 %package_help
 
 %prep
-%autosetup -a 1 -p1
-
-# rename posix README so we don't have conflict
-%{__mv} man-pages-posix-2013-a/README man-pages-posix-2013-a/man-pages-posix-2013-a.README
+%autosetup -p1
 
 %build
 
 %install
 make install DESTDIR=%{buildroot}
-pushd man-pages-posix-2013-a
-make install DESTDIR=%{buildroot}
-popd
 
 %check
 
@@ -52,7 +42,6 @@ popd
 %files
 %defattr(-,root,root)
 %doc README man-pages-%{version}.Announce Changes
-%doc man-pages-posix-2013-a/POSIX-COPYRIGHT man-pages-posix-2013-a/man-pages-posix-2013-a.{README,Announce}
 
 %files help
 %{_mandir}/man*/*
@@ -60,6 +49,9 @@ popd
 %exclude %{_mandir}/man7/bpf-helpers.7.gz
 
 %changelog
+* Mon Jan 13 2020 openEuler Buildteam <buildteam@openeuler.org> - 5.02-3
+- Delete useless files.
+
 * Tue Sep 03 2019 openEuler Buildteam <buildteam@openeuler.org> - 5.02-2
 - remove conflictive man files