diff --git a/pkgs/development/r-modules/generate-shell.nix b/pkgs/development/r-modules/generate-shell.nix
index 43c97e009c7..126ab742292 100644
--- a/pkgs/development/r-modules/generate-shell.nix
+++ b/pkgs/development/r-modules/generate-shell.nix
@@ -1,10 +1,11 @@
-with import <nixpkgs> {};
+with import ../../.. {};
 
 stdenv.mkDerivation {
   name = "generate-r-packages-shell";
 
   buildCommand = "exit 1";
 
+  buildInputs = [ wget ];
   nativeBuildInputs = [ 
     (rWrapper.override {
       packages = with rPackages; [