diff --git a/apt.list/ustc/bookworm.sources.list b/apt.list/ustc/Debian12/bookworm.sources.list
similarity index 100%
rename from apt.list/ustc/bookworm.sources.list
rename to apt.list/ustc/Debian12/bookworm.sources.list
diff --git a/apt.list/ustc/docker.list b/apt.list/ustc/Debian12/docker.list
similarity index 100%
rename from apt.list/ustc/docker.list
rename to apt.list/ustc/Debian12/docker.list
diff --git a/apt.list/ustc/Debian13/docker.list b/apt.list/ustc/Debian13/docker.list
new file mode 100644
index 0000000..222c2f1
--- /dev/null
+++ b/apt.list/ustc/Debian13/docker.list
@@ -0,0 +1 @@
+deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.asc] https://mirrors.ustc.edu.cn/docker-ce/linux/debian trixie stable
\ No newline at end of file
diff --git a/apt.list/ustc/trixie.sources.list b/apt.list/ustc/Debian13/trixie.sources.list
similarity index 100%
rename from apt.list/ustc/trixie.sources.list
rename to apt.list/ustc/Debian13/trixie.sources.list