1 files changed, 10 insertions, 5 deletions
diff --git a/pkgs/development/libraries/haskell/language-javascript/default.nix b/pkgs/development/libraries/haskell/language-javascript/default.nix
index 2fdf77fd136da..68f8006d2a97b 100644
--- a/pkgs/development/libraries/haskell/language-javascript/default.nix
+++ b/pkgs/development/libraries/haskell/language-javascript/default.nix
@@ -1,16 +1,21 @@
-{cabal, mtl, utf8Light, alex, happy} :
+{ cabal, alex, happy, mtl, utf8Light }:
 
-cabal.mkDerivation (self : {
+cabal.mkDerivation (self: {
   pname = "language-javascript";
   version = "0.4.5";
   sha256 = "0rsggjpxsvaipkibhl90qcj2w2i16g53srbb54v0hajx2msmi0ci";
-  extraBuildInputs = [ alex happy ];
-  propagatedBuildInputs = [ mtl utf8Light ];
+  isLibrary = true;
+  isExecutable = true;
+  buildDepends = [ mtl utf8Light ];
+  buildTools = [ alex happy ];
   meta = {
     homepage = "http://github.com/alanz/language-javascript";
     description = "Parser for JavaScript";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
-    maintainers = [ self.stdenv.lib.maintainers.andres ];
+    maintainers = [
+      self.stdenv.lib.maintainers.andres
+      self.stdenv.lib.maintainers.simons
+    ];
   };
 })