diff --git a/i2c-tools-4.1.tar.xz b/i2c-tools-4.1.tar.xz
deleted file mode 100644
index ccd68a4..0000000
Binary files a/i2c-tools-4.1.tar.xz and /dev/null differ
diff --git a/i2c-tools-4.3.tar.xz b/i2c-tools-4.3.tar.xz
new file mode 100644
index 0000000..665ac4f
Binary files /dev/null and b/i2c-tools-4.3.tar.xz differ
diff --git a/i2c-tools.spec b/i2c-tools.spec
index 8d6b115..aa3fec2 100644
--- a/i2c-tools.spec
+++ b/i2c-tools.spec
@@ -1,5 +1,5 @@
 Name:           i2c-tools
-Version:        4.1
+Version:        4.3
 Release:        1
 Summary:        A heterogeneous set of I2C tools for Linux
 License:        GPLv2+ LGPLv2+
@@ -70,9 +70,7 @@ A collection of tools written in perl for use with i2c devices.
 
 %build
 make CFLAGS="$RPM_OPT_FLAGS" LDFLAGS="$RPM_LD_FLAGS" BUILD_STATIC_LIB=0 EXTRA=eeprog
-pushd eepromer
 make CFLAGS="$RPM_OPT_FLAGS -I../include" LDFLAGS="$RPM_LD_FLAGS"
-popd
 pushd py-smbus
 CFLAGS="$RPM_OPT_FLAGS -I../include" LDFLAGS="$RPM_LD_FLAGS" \
   %{__python3} setup.py build -b build-py3
@@ -82,14 +80,6 @@ popd
 %install
 %make_install PREFIX=%{_prefix} BUILD_STATIC_LIB=0 \
   EXTRA=eeprog libdir=%{_libdir}
-install -m 755 eepromer/{eepromer,eeprom} \
-  $RPM_BUILD_ROOT%{_sbindir}
-install -m 644 eepromer/{eepromer,eeprom}.8 \
-  $RPM_BUILD_ROOT%{_mandir}/man8
-# Rename README file
-mv eepromer/README eepromer/README.programs
-mv py-smbus/README py-smbus/README.py
-mv eeprom/README eeprom/README.perl
 
 pushd py-smbus
 %{__python3} setup.py build -b build-py3 install --skip-build --root=$RPM_BUILD_ROOT
@@ -144,11 +134,9 @@ exit 0
 %{_mandir}/man8/i2c*.8.gz
 %{_mandir}/man8/eepro*.8.gz
 %{_mandir}/man1/decode-*.1.gz
+%{_mandir}/man3/libi2c.3.*
 %doc CHANGES README
-%doc eepromer/README*
 %doc eeprog/README.eeprog
-%doc py-smbus/README.py
-%doc eeprom/README.perl
 
 %files eepromer
 %{_sbindir}/eepro*
@@ -161,6 +149,9 @@ exit 0
 %{_sbindir}/i2c-stub*
 
 %changelog
+* Tue Nov 30 2021 zhouwenpei <zhouwenpei1@huawei.com> - 4.3-1
+- Upgrade to Version 4.3
+
 * Fri Jan 3 2020 openEuler Buildteam <buildteam@openeuler.org> - 4.1-1
 - Upgrade to Version 4.1