diff --git a/which-2.21-coverity-fixes.patch b/which-2.21-coverity-fixes.patch
deleted file mode 100644
index 0be9e3f..0000000
--- a/which-2.21-coverity-fixes.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-diff -up which-2.21/tilde/tilde.c.me which-2.21/tilde/tilde.c
---- which-2.21/tilde/tilde.c.me	2018-07-23 14:32:47.002225732 +0200
-+++ which-2.21/tilde/tilde.c	2018-07-23 14:49:06.363623898 +0200
-@@ -196,7 +196,8 @@ tilde_expand (string)
-   int result_size, result_index;
- 
-   result_index = result_size = 0;
--  if (result = strchr (string, '~'))
-+  result = strchr (string, '~');
-+  if (result)
-     result = (char *)xmalloc (result_size = (strlen (string) + 16));
-   else
-     result = (char *)xmalloc (result_size = (strlen (string) + 1));
-diff -up which-2.21/which.c.me which-2.21/which.c
-diff -up which-2.21/which.c.me which-2.21/which.c
---- which-2.21/which.c.me	2018-07-23 15:09:04.355222509 +0200
-+++ which-2.21/which.c	2018-07-25 14:57:43.696309701 +0200
-@@ -671,6 +671,9 @@ int main(int argc, char *argv[])
-     }
-   }
- 
-+  if (abs_path)
-+    free(abs_path);
-+
-   return fail_count;
- }
- 
diff --git a/which.spec b/which.spec
index 04c4a49..8f52059 100644
--- a/which.spec
+++ b/which.spec
@@ -1,13 +1,10 @@
 Name:		which
 Version:	2.21
-Release:        13
+Release:        14
 Summary:	Show the full path of commands
 License:	GPLv3
 URL:		https://savannah.gnu.org/projects/which/
 Source0:	http://ftp.gnu.org/gnu/which/%{name}-%{version}.tar.gz
-Source1:	which2.sh
-Source2:	which2.csh
-Patch0: 	which-2.21-coverity-fixes.patch
 
 BuildRequires:	gcc git
 
@@ -31,13 +28,10 @@ Contains documents and manuals files for which
 %install
 %make_install
 
-mkdir -p %{buildroot}/%{_sysconfdir}/profile.d
-install -p -m 0644 %{SOURCE1} %{SOURCE2} %{buildroot}/%{_sysconfdir}/profile.d
 rm -f %{buildroot}/%{_datadir}/info/dir
 
 %files
 %license COPYING AUTHORS
-%{_sysconfdir}/profile.d/%{name}*
 %{_bindir}/%{name}
 
 %files help
@@ -46,6 +40,12 @@ rm -f %{buildroot}/%{_datadir}/info/dir
 %{_datadir}/info/%{name}.info.gz
 
 %changelog
+* Wed Jan 8 2020 openEuler Buildteam <buildteam@openeuler.org> - 2.21-14
+- Type: enhancement
+- ID: NA
+- SUG: NA
+- DESC: remove unnecessary files
+
 * Wed Oct 10 2019 luhuaxin <luhuaxin@huawei.com> - 2.21-13
 - Type: enhancement
 - ID: NA
diff --git a/which2.csh b/which2.csh
deleted file mode 100644
index da9655e..0000000
--- a/which2.csh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Initialization script for csh
-
-# alias which 'alias | /usr/bin/which --tty-only --read-alias --show-dot --show-tilde'
diff --git a/which2.sh b/which2.sh
deleted file mode 100644
index d7e5373..0000000
--- a/which2.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-# Initialization script for bash and sh
-
-if [ "$0" = ksh ] ; then
-  alias which='(alias; typeset -f) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot'
-else
-  alias which='(alias; declare -f) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot'
-fi