diff --git a/3.ci.worker.sh b/3.ci.worker.sh
index fc6d18c5db1535a99c61211983d413643465b0d6..9d74836a30a8ca32a46f0024e9889c466a57bdcd 100755
--- a/3.ci.worker.sh
+++ b/3.ci.worker.sh
@@ -7,7 +7,9 @@ cd $CMD_PATH
 apt install simple-cdd -y
 cd isodvd
 rm -rf tmp/mirror/db/lockfile
-export atzlinux_debian_mirror_extra="https://apt.atzlinux.com/atzlinux"
-export atzlinux_debian_security_mirror="https://mirrors.huaweicloud.com/debian-security/ "
-export atzlinux_debian_mirror="https://mirrors.huaweicloud.com/debian/"
+
+export my_atzlinux_debian_mirror_extra="https://apt.atzlinux.com/atzlinux"
+export my_atzlinux_debian_security_mirror="http://192.168.3.103:35780/debian-security/ "
+export my_atzlinux_debian_mirror="http://192.168.3.103:35780/debian/"
+export my_atzlinux_backports_mirror="http://192.168.3.103:35780/debian/"
 ./amd64.build.sh
diff --git a/isodvd/amd64.build.sh b/isodvd/amd64.build.sh
index 2e4efaf50b8fce965c91d4aaea7cd07355cee825..b0392330537b3d6394237f6a7a634b029647befd 100755
--- a/isodvd/amd64.build.sh
+++ b/isodvd/amd64.build.sh
@@ -1,17 +1,21 @@
 #!/usr/bin/env bash
 
-set -x
-
-export atzlinux_debian_mirror_extra=${atzlinux_debian_mirror_extra:="http://txy.atzlinux.com/atzlinux"}
-export atzlinux_debian_security_mirror=${atzlinux_debian_security_mirror:="https://mirrors.huaweicloud.com/debian-security/ "}
-export atzlinux_debian_mirror=${atzlinux_debian_mirror:="https://mirrors.huaweicloud.com/debian/"}
-
+set +x
+export atzlinux_debian_mirror_extra=${my_atzlinux_debian_mirror_extra:-"https://apt.atzlinux.com/atzlinux"}
+export atzlinux_debian_security_mirror=${my_atzlinux_debian_security_mirror:-"https://mirrors.huaweicloud.com/debian-security/ "}
+export atzlinux_debian_mirror=${my_atzlinux_debian_mirror:-"https://mirrors.huaweicloud.com/debian/"}
+export atzlinux_backports_mirror=${my_atzlinux_backports_mirror:-"https://mirrors.huaweicloud.com/debian/"}
 build-simple-cdd --force-root \
 --debug  \
 --dvd \
 --dist buster \
 --locale zh_CN \
 --keyboard us  \
---security-mirror ${atzlinux_debian_security_mirror} \
---debian-mirror ${atzlinux_debian_mirror}  \
+--security-mirror \
+$atzlinux_debian_security_mirror \
+--debian-mirror \
+$atzlinux_debian_mirror  \
+--backports-mirror \
+$atzlinux_backports_mirror \
 -b amd64.build
+
diff --git a/isodvd/profiles/arm64.build.conf b/isodvd/profiles/arm64.build.conf
index 6ed3f70a0ba06070ef21ca8932cda40f226d4914..18b0878986a82e4d504dc1c2b0bc367d405985a1 100644
--- a/isodvd/profiles/arm64.build.conf
+++ b/isodvd/profiles/arm64.build.conf
@@ -1,73 +1,33 @@
 mirror_components="main contrib non-free"
 
-debian_mirror_extra="https://www.atzlinux.com/atzlinux"
+debian_mirror_extra=$atzlinux_debian_mirror_extra
 mirror_components_extra="main contrib non-free"
 keyring=/usr/share/keyrings/debian-archive-keyring.gpg,/etc/apt/trusted.gpg.d/atzlinux-archive-v10.gpg
 
-#profiles="atzlinux-arm64-xfce atzlinux-arm64-xall atzlinux-arm64-kde atzlinux-arm64-xfce-mini atzlinux-arm64-txt-tech"
-profiles="atzlinux-arm64-xfce-mini"
-#default_profiles='atzlinux-arm64-xfce'
-default_profiles='atzlinux-arm64-xfce-mini'
-kernel_packages='linux-image-rt-arm64, linux-image-5.15.0-0.bpo.2-rt-arm64'
+profiles="atzlinux-amd64-xfce atzlinux-amd64-xall atzlinux-amd64-kde atzlinux-amd64-xfce-mini atzlinux-all-txt-tech"
+default_profiles='atzlinux-amd64-xfce'
+kernel_packages='linux-image-rt-amd64, linux-image-5.10.0-0.bpo.12-rt-amd64'
 
 backports="true"
 backports_packages='
-atmel-firmware,
-bluez-firmware,
-dahdi-firmware-nonfree,
-firmware-amd-graphics,
-firmware-ath9k-htc,
-firmware-atheros,
-firmware-b43-installer,
-firmware-b43legacy-installer,
-firmware-bnx2,
-firmware-bnx2x,
-firmware-brcm80211,
-firmware-cavium,
-firmware-intel-sound,
-firmware-intelwimax,
-firmware-ipw2x00,
-firmware-ivtv,
-firmware-iwlwifi,
-firmware-libertas,
-firmware-linux-free,
-firmware-misc-nonfree,
-firmware-myricom,
-firmware-netronome,
-firmware-netxen,
-firmware-qcom-soc,
-firmware-qlogic,
-firmware-realtek,
-firmware-samsung,
-firmware-siano,
-firmware-sof-signed,
-firmware-ti-connectivity,
-firmware-zd1211,
-hdmi2usb-fx2-firmware,
-linux-image-5.15.0-0.bpo.2-rt-arm64,
+linux-image-5.10.0-0.bpo.12-rt-amd64,
 wireless-regdb,
 dwz,
-libdebhelper-perl,
-debhelper,
+libdebhelper-perl,debhelper,
+lintian,
 tlp,
 tlp-rdw,
-stardict-gtk,
-stardict-plugin-spell,
-stardict-plugin-espeak,
-stardict-plugin-festival,
 '
 
-BOOT_TIMEOUT=50
-export DISKINFO="atzlinux 11.2.1"
+BOOT_TIMEOUT=28
+export DISKINFO="atzlinux 10.12.1 buster"
 export DEBFULLNAME='肖盛文'
-#export MAXJIGDOS=ALL
+export MAXJIGDOS=ALL
 export CHECKSUMS="md5 sha1 sha512 sha256"
-export ARCHES="arm64"
-export DEBVERSION="11.2.1"
+export ARCHES="amd64"
+export DEBVERSION="10.12.1"
 export CDNAME="atzlinux"
 
-export CODENAME=bullseye
-
 # Set to 1 to save space by omitting the installation manual.
 # If so the README will link to the manual on the web site.
 export OMIT_MANUAL=1