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/amd64.build.conf b/isodvd/profiles/amd64.build.conf
index 9307bc89d95a27514e7d666d18b2e74356000074..18b0878986a82e4d504dc1c2b0bc367d405985a1 100644
--- a/isodvd/profiles/amd64.build.conf
+++ b/isodvd/profiles/amd64.build.conf
@@ -1,7 +1,6 @@
 mirror_components="main contrib non-free"
 
-debian_mirror_extra=${atzlinux_debian_mirror_extra}
-debian_mirror_extra="https://apt.atzlinux.com/atzlinux"
+debian_mirror_extra=$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