diff --git a/libtiff.spec b/libtiff.spec
index a5e0a2f..68c8ea9 100644
--- a/libtiff.spec
+++ b/libtiff.spec
@@ -1,6 +1,6 @@
 Name:           libtiff
 Version:        4.3.0
-Release:        2
+Release:        3
 Summary:        TIFF Library and Utilities
 License:        libtiff
 URL:            https://www.simplesystems.org/libtiff/
@@ -9,9 +9,6 @@ Source0:        https://download.osgeo.org/libtiff/tiff-%{version}.tar.gz
 BuildRequires:  gcc gcc-c++ zlib-devel libjpeg-devel jbigkit-devel
 BuildRequires:  libtool automake autoconf pkgconfig 
 
-Provides:       %{name}-tools
-Obsoletes:      %{name}-tools
-
 %description
 This %{name} provides support for the Tag Image File Format (TIFF), a widely
 used format for storing image data. The latest version of the TIFF specification
@@ -22,9 +19,6 @@ for manipulating TIFF format image files using the libtiff library.
 Summary:        Development files for %{name} library
 Requires:	%{name} = %{version}-%{release} pkgconfig
 
-Provides:       %{name}-static
-Obsoletes:      %{name}-static
-
 %description devel
 This package contains the header files and documentation necessary for developing programs
 which will manipulate TIFF format image files using the libtiff library.
@@ -80,20 +74,7 @@ if test -n "$wordsize"
 then
    mv %{buildroot}/%{_includedir}/tiffconf.h  %{buildroot}/%{_includedir}/tiffconf-$wordsize.h
    cat >%{buildroot}/%{_includedir}/tiffconf.h <<EOF
-#ifndef TIFFCONF_H_MULTILIB
-#define TIFFCONF_H_MULTILIB
 
-#include <bits/wordsize.h>
-
-#if __WORDSIZE == 32
-# include "tiffconf-32.h"
-#elif __WORDSIZE == 64
-# include "tiffconf-64.h"
-#else
-# error "unexpected value for __WORDSIZE macro"
-#endif
-
-#endif
 EOF
 fi
 
@@ -131,6 +112,9 @@ find html -name 'Makefile*' | xargs rm
 %exclude %{_datadir}/html/man/tiffgt.1.html
 
 %changelog
+* Mon Dec 13 2021 liuyumeng <liuyumeng5@huawei.com> - 4.3.0-3
+- fix incorrect writing when unpacking in spec
+
 * Mon Dec 06 2021 liuyumeng <liuyumeng5@huawei.com> - 4.3.0-2 
 - fix the date in the changelog