diff --git a/pkgs/tools/typesetting/tex/tetex/default.nix b/pkgs/tools/typesetting/tex/tetex/default.nix
index c3d226a2acb0..83bead83ea3e 100644
--- a/pkgs/tools/typesetting/tex/tetex/default.nix
+++ b/pkgs/tools/typesetting/tex/tetex/default.nix
@@ -4,13 +4,13 @@ stdenv.mkDerivation {
   name = "tetex-3.0";
 
   src = fetchurl {
-    url = ftp://cam.ctan.org/tex-archive/systems/unix/teTeX/current/distrib/tetex-src-3.0.tar.gz;
-    md5 = "944a4641e79e61043fdaf8f38ecbb4b3";
+    url = http://mirrors.ctan.org/obsolete/systems/unix/teTeX/3.0/distrib/tetex-src-3.0.tar.gz;
+    sha256 = "16v44465ipd9yyqri9rgxp6rbgs194k4sh1kckvccvdsnnp7w3ww";
   };
 
   texmf = fetchurl {
-    url = ftp://cam.ctan.org/tex-archive/systems/unix/teTeX/current/distrib/tetex-texmf-3.0.tar.gz;
-    md5 = "11aa15c8d3e28ee7815e0d5fcdf43fd4";
+    url = http://mirrors.ctan.org/obsolete/systems/unix/teTeX/3.0/distrib/tetex-texmf-3.0.tar.gz;
+    sha256 = "1hj06qvm02a2hx1a67igp45kxlbkczjlg20gr8lbp73l36k8yfvc";
   };
 
   buildInputs = [ flex bison zlib libpng ncurses ed ];