diff --git a/tlpkg/installer/ctan-mirrors.pl b/tlpkg/installer/ctan-mirrors.pl
index 59d323db..d20b79d2 100644
--- a/tlpkg/installer/ctan-mirrors.pl
+++ b/tlpkg/installer/ctan-mirrors.pl
@@ -142,6 +142,7 @@
     'Poland' => {
       'https://ctan.gust.org.pl/tex-archive/' => 1,
       'https://polish-mirror.evolution-host.com/ctan/' => 1,
+      'https://sunsite.icm.edu.pl/pub/CTAN/' => 1,
     },
     'Portugal' => {
       'https://ftp.eq.uc.pt/software/TeX/' => 1,