diff --git a/lm-sensors-70f7e0848410b9ca4dde7abff669bbbecbf137e0.tar.gz b/lm-sensors-70f7e0848410b9ca4dde7abff669bbbecbf137e0.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..9048db38c7d13e4c295d173c356079544fe23c53
Binary files /dev/null and b/lm-sensors-70f7e0848410b9ca4dde7abff669bbbecbf137e0.tar.gz differ
diff --git a/lm_sensors.spec b/lm_sensors.spec
index e7331dc8032bde81bc569cfd628d8e8db62e5c34..8ed70d5a5d9e446fb2a3b0759bf2eca975781a82 100644
--- a/lm_sensors.spec
+++ b/lm_sensors.spec
@@ -1,15 +1,15 @@
 Name:     lm_sensors
-Version:  3.6.0
-Release:  1 
+Version:  3.4.0
+Release:  21
 Summary:  Linux-monitoring sensors
 # lib/libsensors.3 is licensed Verbatim
 # dist-git files are licensed MIT
 # and others are licensed by GPLv2+ or LGPLv2+
 License:  LGPLv2+ and GPLv2+ and Verbatim and MIT
-URL:      https://github.com/lm-sensors/lm-sensors
+URL:      http://github.com/groeck/lm-sensors
 
-# Source0 is https://github.com/lm-sensors/lm-sensors/archive/V3-6-0.tar.gz
-Source0:  V3-6-0.tar.gz 
+# Source0 is https://github.com/lm-sensors/lm-sensors/archive/70f7e0848410b9ca4dde7abff669bbbecbf137e0.zip
+Source0:  lm-sensors-70f7e0848410b9ca4dde7abff669bbbecbf137e0.tar.gz
 Source1:  lm_sensors.sysconfig
 Source2:  sensord.sysconfig
 Source3:  lm_sensors-modprobe-wrapper
@@ -17,6 +17,7 @@ Source4:  lm_sensors-modprobe-r-wrapper
 Source5:  sensord.service
 Source6:  sensord-service-wrapper
 Source7:  lm_sensors.service
+Patch6000:pwmconfig-Fix-a-sed-expression.patch
 
 Requires:      kmod, systemd-units
 BuildRequires: kernel-headers >= 2.2.16, bison, libsysfs-devel, flex, gawk
@@ -60,7 +61,7 @@ Summary:  Help information for user
 Help information for user
 
 %prep
-%autosetup -n lm-sensors-3-6-0 -p1
+%autosetup -n lm-sensors-70f7e0848410b9ca4dde7abff669bbbecbf137e0 -p1
 rm -f prog/init/sysconfig-lm_sensors-convert prog/hotplug/unhide_ICH_SMBus
 mv prog/init/README prog/init/README.initscripts
 chmod -x prog/init/fancontrol.init
@@ -160,8 +161,8 @@ fi
 %exclude %{_mandir}/man8/sensord.8.gz
 
 %changelog
-* Wed Jan 15 2020 openEuler Buildteam <buildteam@openeuler.org> - 3.6.0-1
-- upgrade package to 3.6.0
+* Thu Jan 16 2020 openEuler Buildteam <buildteam@openeuler.org> - 3.4.0-21
+- revert package and turn off service file
 
 * Mon Dec 30 2019 openEuler Buildteam <buildteam@openeuler.org> - 3.4.0-20
 - update spec
diff --git a/pwmconfig-Fix-a-sed-expression.patch b/pwmconfig-Fix-a-sed-expression.patch
new file mode 100644
index 0000000000000000000000000000000000000000..a79e73a270f70c8f01a91d5fea0a4aefb4b88c25
--- /dev/null
+++ b/pwmconfig-Fix-a-sed-expression.patch
@@ -0,0 +1,34 @@
+From 38220cc2e97215588b662584d6ad84d63415842f Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Ond=C5=99ej=20Lyson=C4=9Bk?= <olysonek@redhat.com>
+Date: Thu, 20 Sep 2018 21:17:40 +0200
+Subject: [PATCH 094/117] pwmconfig: Fix a sed expression
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This fixes commit 3daae37d58cd.
+The escaping inside backticks is really kinda crazy.
+
+Fixes #126
+
+Signed-off-by: Ondřej Lysoněk <olysonek@redhat.com>
+---
+ prog/pwm/pwmconfig | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/prog/pwm/pwmconfig b/prog/pwm/pwmconfig
+index c24c891..a40acd5 100755
+--- a/prog/pwm/pwmconfig
++++ b/prog/pwm/pwmconfig
+@@ -879,7 +879,7 @@ select pwms in $pwmactive "Change INTERVAL" "Just quit" "Save and quit" "Show co
+ 		break ;;
+ 
+ 	"$(echo ${pwmactive} |sed -e 's/ /\n/g' | egrep "${pwms}")" )
+-		pwmsed=$(echo ${pwms} | sed -e 's/\//\\\\\//g') #escape / for sed
++		pwmsed=$(echo ${pwms} | sed -e 's/\//\\\//g') #escape / for sed
+ 		echo
+ 
+ 		echo 'Devices:'
+-- 
+1.8.3.1
+