diff --git a/packaging/deb/DEBIAN/preinst b/packaging/deb/DEBIAN/preinst
index df4af8557722de3537bedc2eb4d7328cefc2d563..ce5a7eb96f9dd142520ae5442693687c1e6b049a 100644
--- a/packaging/deb/DEBIAN/preinst
+++ b/packaging/deb/DEBIAN/preinst
@@ -29,8 +29,8 @@ cfg_install_dir="/etc/taos"
 install_main_dir="/usr/local/taos"
 if [ -f ${cfg_install_dir}/taos.cfg ]; then
     ${csudo} rm -f ${install_main_dir}/cfg/taos.cfg   || :
-fi    
+fi
 
-${csudo} dpkg -P tdengine   || :
-${csudo} rm -f /var/lib/dpkg/info/tdengine*   || :
+# there can not libtaos.so*, otherwise ln -s  error
+${csudo} rm -f ${install_main_dir}/driver/libtaos*   || :    
 
diff --git a/packaging/rpm/tdengine.spec b/packaging/rpm/tdengine.spec
index 74fa632d422d412666f5b8abd7de0f2e93448def..adc2e33c4800454b574c1957512e6d6e8ac7e125 100644
--- a/packaging/rpm/tdengine.spec
+++ b/packaging/rpm/tdengine.spec
@@ -99,8 +99,8 @@ if [ -f %{cfg_install_dir}/taos.cfg ]; then
     ${csudo} rm -f %{homepath}/cfg/taos.cfg   || :
 fi 
 
-${csudo} rpm -e  tdengine || :
-${csudo} rpm -e --noscripts tdengine || :
+# there can not libtaos.so*, otherwise ln -s  error
+${csudo} rm -f %{homepath}/driver/libtaos*   || :
 
 #Scripts executed after installation
 %post