1 files changed, 6 insertions, 4 deletions
diff --git a/pkgs/tools/audio/bpm-tools/default.nix b/pkgs/tools/audio/bpm-tools/default.nix
index 6e7236b1008df..e791c838422aa 100644
--- a/pkgs/tools/audio/bpm-tools/default.nix
+++ b/pkgs/tools/audio/bpm-tools/default.nix
@@ -12,16 +12,18 @@
 let
   path = lib.makeBinPath [ gnuplot sox flac id3v2 vorbis-tools ];
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "bpm-tools";
   version = "0.3";
 
   src = fetchurl {
-    url = "http://www.pogo.org.uk/~mark/bpm-tools/releases/bpm-tools-${version}.tar.gz";
+    url = "http://www.pogo.org.uk/~mark/bpm-tools/releases/bpm-tools-${finalAttrs.version}.tar.gz";
     sha256 = "151vfbs8h3cibs7kbdps5pqrsxhpjv16y2iyfqbxzsclylgfivrp";
   };
 
-  nativeBuildInputs = [ makeWrapper ];
+  nativeBuildInputs = [
+    makeWrapper
+  ];
 
   installFlags = [
     "PREFIX=${placeholder "out"}"
@@ -39,5 +41,5 @@ stdenv.mkDerivation rec {
     platforms = platforms.all;
     maintainers = with maintainers; [ doronbehar ];
   };
-}
+})