1 files changed, 5 insertions, 5 deletions
diff --git a/nixpkgs/pkgs/applications/science/math/weka/default.nix b/nixpkgs/pkgs/applications/science/math/weka/default.nix
index c4fc19d6c6b7..179801da379f 100644
--- a/nixpkgs/pkgs/applications/science/math/weka/default.nix
+++ b/nixpkgs/pkgs/applications/science/math/weka/default.nix
@@ -1,11 +1,11 @@
-{ stdenv, fetchurl, jre, unzip, makeWrapper }:
+{ lib, stdenv, fetchurl, jre, unzip, makeWrapper }:
 
 stdenv.mkDerivation rec {
   pname = "weka";
   version = "3.9.2";
 
   src = fetchurl {
-    url = "mirror://sourceforge/weka/${stdenv.lib.replaceChars ["."]["-"] "${pname}-${version}"}.zip";
+    url = "mirror://sourceforge/weka/${lib.replaceChars ["."]["-"] "${pname}-${version}"}.zip";
     sha256 = "0zwmhspmqb0a7cm6k6i0s6q3w19ws1g9dx3cp2v3g3vsif6cdh31";
   };
 
@@ -24,8 +24,8 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = "http://www.cs.waikato.ac.nz/ml/weka/";
     description = "Collection of machine learning algorithms for data mining tasks";
-    license = stdenv.lib.licenses.gpl2Plus;
-    maintainers = [ stdenv.lib.maintainers.mimame ];
-    platforms = stdenv.lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+    maintainers = [ lib.maintainers.mimame ];
+    platforms = lib.platforms.unix;
   };
 }