diff --git a/pkgs/development/libraries/libogg/default.nix b/pkgs/development/libraries/libogg/default.nix
index 492538f18026..57b8b2fc66ec 100644
--- a/pkgs/development/libraries/libogg/default.nix
+++ b/pkgs/development/libraries/libogg/default.nix
@@ -1,11 +1,8 @@
 { stdenv, fetchurl }:
 
-let
+stdenv.mkDerivation rec {
   name = "libogg-1.3.2";
-in
-stdenv.mkDerivation {
-  inherit name;
-  
+
   src = fetchurl {
     url = "http://downloads.xiph.org/releases/ogg/${name}.tar.xz";
     sha256 = "16z74q422jmprhyvy7c9x909li8cqzmvzyr8cgbm52xcsp6pqs1z";
diff --git a/pkgs/development/libraries/libvorbis/default.nix b/pkgs/development/libraries/libvorbis/default.nix
index 0dd99605b336..80381743100e 100644
--- a/pkgs/development/libraries/libvorbis/default.nix
+++ b/pkgs/development/libraries/libvorbis/default.nix
@@ -1,11 +1,8 @@
 { stdenv, fetchurl, libogg, pkgconfig }:
 
-let
+stdenv.mkDerivation rec {
   name = "libvorbis-1.3.4";
-in
-stdenv.mkDerivation {
-  inherit name;
-  
+
   src = fetchurl {
     url = "http://downloads.xiph.org/releases/vorbis/${name}.tar.xz";
     sha256 = "0wpk87jnhngcl3nc5i39flkycx1sjzilx8jjx4zc4p8r55ylj19g";