diff --git a/pkgs/development/compilers/strategoxt/0.18.nix b/pkgs/development/compilers/strategoxt/0.18.nix
index fc94f30044b..ef906ccf294 100644
--- a/pkgs/development/compilers/strategoxt/0.18.nix
+++ b/pkgs/development/compilers/strategoxt/0.18.nix
@@ -44,8 +44,8 @@ rec {
     name = "strategoxt-0.18pre20033";
 
     src = fetchurl {
-      url = "ftp://ftp.strategoxt.org/pub/stratego/StrategoXT/strategoxt-0.18pre20033.tar.gz";
-      sha256 = "070052cff1fd27b2ca4bed8b6aa0238574a18922b21feae2506e6df5d2201c1c";
+      url = "http://hydra.nixos.org/build/124117/download/1/strategoxt-0.18pre20227.tar.gz";
+      sha256 = "c2c7a68f76c6dfaf470ed9f7bad71cddebb620b709f20b01231c3a6fd93d8150";
     };
 
     buildInputs = [pkgconfig aterm sdf getopt];