diff --git a/build.sh b/build.sh
index ee2c3ff..ce4ec56 100644
--- a/build.sh
+++ b/build.sh
@@ -32,7 +32,7 @@ cp -rf ${DebBuildDirOMCEtc}/db/common/* ${DebBuildDirOMCEtc}/db/upgrade
 
 # 打包deb
 cd ${EmsBEDir}
-chmod 755 -R ${DebBuildDir}
+chmod 755 ${DebBuildDir}
 chmod 755 ${DebBuildDir}/DEBIAN/preinst	
 chmod 755 ${DebBuildDir}/DEBIAN/postinst
 chmod 755 ${DebBuildDir}/DEBIAN/postrm
diff --git a/build/debbuild/DEBIAN/postinst b/build/debbuild/DEBIAN/postinst
index f53b9ec..ed1cb1f 100644
--- a/build/debbuild/DEBIAN/postinst
+++ b/build/debbuild/DEBIAN/postinst
@@ -30,14 +30,6 @@ for LogoFile in ${LogoFileList}; do
     fi                 
 done
 
-if [ ! -e "${NginxConfDir}/default.conf" ]; then
-    mkdir -p ${NginxConfDir}
-    cp -f ${OMCEtcDir}/nginx/default.conf ${NginxConfDir}; 
-fi
-
-# disable auto upgrade
-systemctl disable --now unattended-upgrades
-
 systemctl enable omc.service
 systemctl daemon-reload
 systemctl stop omc.service
diff --git a/build/debbuild/etc/nginx/conf.d/default.conf b/build/debbuild/usr/local/omc/etc/default/nginx/conf.d/default.conf
similarity index 100%
rename from build/debbuild/etc/nginx/conf.d/default.conf
rename to build/debbuild/usr/local/omc/etc/default/nginx/conf.d/default.conf