diff --git a/pkgs/development/compilers/jikes/default.nix b/pkgs/development/compilers/jikes/default.nix
index 1e89c30788cd..5d4d9578be13 100644
--- a/pkgs/development/compilers/jikes/default.nix
+++ b/pkgs/development/compilers/jikes/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "jikes-1.21";
   builder = ./builder.sh;
   src = fetchurl {
-    url = ftp://www-126.ibm.com/pub/jikes/1.21/jikes-1.21.tar.bz2;
+    url = http://losser.st-lab.cs.uu.nl/~mbravenb/mirror/jikes-1.21.tar.bz2;
     md5 = "4e45eeab4c75918174e16ea2b695d812";
   };
 }