diff --git a/pkgs/build-support/fetchurl/mirrors.nix b/pkgs/build-support/fetchurl/mirrors.nix
index 22b808b71aa..2564ed72121 100644
--- a/pkgs/build-support/fetchurl/mirrors.nix
+++ b/pkgs/build-support/fetchurl/mirrors.nix
@@ -120,7 +120,6 @@ rec {
   ];
 
   savannah = [
-    ftp://ftp.twaren.net/Unix/NonGNU/
     ftp://mirror.csclub.uwaterloo.ca/nongnu/
     ftp://mirror.publicns.net/pub/nongnu/
     ftp://savannah.c3sl.ufpr.br/