diff --git a/scripts/download.pl b/scripts/download.pl
index 7e3b303a3..936bd0bdd 100755
--- a/scripts/download.pl
+++ b/scripts/download.pl
@@ -207,7 +207,6 @@ foreach my $mirror (@ARGV) {
 			push @mirrors, "https://raw.githubusercontent.com/$1";
 		}
 	} elsif ($mirror =~ /^\@GNU\/(.+)$/) {
-    push @mirrors, "http://mirrors.ustc.edu.cn/gnu/$1";
 		push @mirrors, "https://mirror.csclub.uwaterloo.ca/gnu/$1";
 		push @mirrors, "https://mirror.netcologne.de/gnu/$1";
 		push @mirrors, "http://ftp.kddilabs.jp/GNU/gnu/$1";