1 files changed, 1 insertions, 3 deletions
diff --git a/pkgs/development/libraries/a52dec/default.nix b/pkgs/development/libraries/a52dec/default.nix
index 5dbd14fb64ff..20692fafb26a 100644
--- a/pkgs/development/libraries/a52dec/default.nix
+++ b/pkgs/development/libraries/a52dec/default.nix
@@ -1,10 +1,8 @@
-{stdenv, fetchurl}: derivation {
+{stdenv, fetchurl}: stdenv.mkDerivation {
   name = "a52dec-0.7.4";
-  system = stdenv.system;
   builder = ./builder.sh;
   src = fetchurl {
     url = http://liba52.sourceforge.net/files/a52dec-0.7.4.tar.gz;
     md5 = "caa9f5bc44232dc8aeea773fea56be80";
   };
-  stdenv = stdenv;
 }