@@ -22,6 +22,7 @@
       'https://mirrors.sjtug.sjtu.edu.cn/ctan/' => 1,
       'https://mirrors.sustech.edu.cn/CTAN/' => 1,
       'https://mirrors.tuna.tsinghua.edu.cn/CTAN/' => 1,
+      'https://mirrors.ustc.edu.cn/CTAN/' => 1,
     },
     'Hong Kong' => {
       'https://mirror-hk.koddos.net/CTAN/' => 1,
@@ -99,7 +100,6 @@
       'https://mirrors.ircam.fr/pub/CTAN/' => 1,
     },
     'Germany' => {
-      'http://vesta.informatik.rwth-aachen.de/ftp/pub/mirror/ctan/' => 1,
       'https://ctan.ebinger.cc/tex-archive/' => 1,
       'https://ctan.joethei.xyz/' => 1,
       'https://ctan.kcvw.net/' => 1,
@@ -179,7 +179,6 @@
     },
     'United Kingdom' => {
       'https://gb.mirrors.cicku.me/ctan/' => 1,
-      'https://mirror.apps.cam.ac.uk/pub/tex-archive/' => 1,
       'https://tex.org.uk/' => 1,
     },
   },
@@ -213,7 +212,6 @@
   'Oceania' => {
     'Australia' => {
       'https://au.mirrors.cicku.me/ctan/' => 1,
-      'https://mirror.aarnet.edu.au/pub/CTAN/' => 1,
     },
   },
   'South America' => {