diff --git a/.github/workflows/90bookworm-backports b/.github/workflows/90bookworm-backports
new file mode 100755
index 0000000..63b9880
--- /dev/null
+++ b/.github/workflows/90bookworm-backports
@@ -0,0 +1,3 @@
+Package: *
+Pin: release n=bookworm-backports
+Pin-Priority: 500
diff --git a/.github/workflows/configure-building-enviroment-base-system.sh b/.github/workflows/configure-building-enviroment-base-system.sh
index 1718f72..1f2aadb 100755
--- a/.github/workflows/configure-building-enviroment-base-system.sh
+++ b/.github/workflows/configure-building-enviroment-base-system.sh
@@ -38,6 +38,8 @@ fi
 sudo bash .github/workflows/pardus-chroot $bottlePath
 if [[ $6 == "backport" ]]; then
     sudo cp -rv .github/workflows/debian-backports.list $bottlePath/etc/apt/sources.list.d
+    sudo mkdir -p $bottlePath/etc/apt/preferences.d/
+    sudo cp -rv .github/workflows/90bookworm-backports $bottlePath/etc/apt/preferences.d/
 fi
 # 配置 git
 sudo chroot $bottlePath apt update