diff --git a/pkgs/top-level/haskell-ng.nix b/pkgs/top-level/haskell-ng.nix
index 0051c2b3e21f..f068b8b9a12b 100644
--- a/pkgs/top-level/haskell-ng.nix
+++ b/pkgs/top-level/haskell-ng.nix
@@ -7,10 +7,16 @@ rec {
   compiler = {
 
     ghc6102Binary = callPackage ../development/compilers/ghc/6.10.2-binary.nix { gmp = pkgs.gmp4; };
-    ghc704Binary = callPackage ../development/compilers/ghc/7.0.4-binary.nix ({ gmp = pkgs.gmp4; } // stdenv.lib.optionalAttrs stdenv.isDarwin {
+    ghc704Binary = callPackage ../development/compilers/ghc/7.0.4-binary.nix ({
+      gmp = pkgs.gmp4;
+      ncurses = pkgs.ncurses5;
+    } // stdenv.lib.optionalAttrs stdenv.isDarwin {
       libiconv = pkgs.darwin.libiconv;
     });
-    ghc742Binary = callPackage ../development/compilers/ghc/7.4.2-binary.nix ({ gmp = pkgs.gmp4; } // stdenv.lib.optionalAttrs stdenv.isDarwin {
+    ghc742Binary = callPackage ../development/compilers/ghc/7.4.2-binary.nix ({
+      gmp = pkgs.gmp4;
+      ncurses = pkgs.ncurses5;
+    } // stdenv.lib.optionalAttrs stdenv.isDarwin {
       libiconv = pkgs.darwin.libiconv;
     });