diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 89f5220..0c0e532 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -156,12 +156,12 @@ jobs:
 
             if [[ "${#files[@]}" -gt 0 ]]; then
               apt_run sed -i \
-                -e 's|http://archive.ubuntu.com/ubuntu|https://mirrors.tuna.tsinghua.edu.cn/ubuntu|g' \
-                -e 's|https://archive.ubuntu.com/ubuntu|https://mirrors.tuna.tsinghua.edu.cn/ubuntu|g' \
-                -e 's|http://security.ubuntu.com/ubuntu|https://mirrors.tuna.tsinghua.edu.cn/ubuntu|g' \
-                -e 's|https://security.ubuntu.com/ubuntu|https://mirrors.tuna.tsinghua.edu.cn/ubuntu|g' \
-                -e 's|http://ports.ubuntu.com/ubuntu-ports|https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports|g' \
-                -e 's|https://ports.ubuntu.com/ubuntu-ports|https://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports|g' \
+                -e 's|http://archive.ubuntu.com/ubuntu|https://mirrors.ustc.edu.cn/ubuntu|g' \
+                -e 's|https://archive.ubuntu.com/ubuntu|https://mirrors.ustc.edu.cn/ubuntu|g' \
+                -e 's|http://security.ubuntu.com/ubuntu|https://mirrors.ustc.edu.cn/ubuntu|g' \
+                -e 's|https://security.ubuntu.com/ubuntu|https://mirrors.ustc.edu.cn/ubuntu|g' \
+                -e 's|http://ports.ubuntu.com/ubuntu-ports|https://mirrors.ustc.edu.cn/ubuntu-ports|g' \
+                -e 's|https://ports.ubuntu.com/ubuntu-ports|https://mirrors.ustc.edu.cn/ubuntu-ports|g' \
                 "${files[@]}"
             fi
           }