diff --git a/pkgs/development/libraries/haskell/GlomeVec/default.nix b/pkgs/development/libraries/haskell/GlomeVec/default.nix
index 710605c52e33..93d4bb8a6dab 100644
--- a/pkgs/development/libraries/haskell/GlomeVec/default.nix
+++ b/pkgs/development/libraries/haskell/GlomeVec/default.nix
@@ -1,9 +1,10 @@
-{ cabal }:
+{ cabal, llvm }:
 
 cabal.mkDerivation (self: {
   pname = "GlomeVec";
   version = "0.2";
   sha256 = "08hyiadkbkmcsd1g51xvxqzp6l94hnqqbz4r6yk0zk29iawq8610";
+  buildTools = [ llvm ];
   meta = {
     homepage = "http://www.haskell.org/haskellwiki/Glome";
     description = "Simple 3D vector library";