diff --git a/pkgs/by-name/u3/u3-tool/package.nix b/pkgs/by-name/u3/u3-tool/package.nix
index a9b2a7abf9b5..52035dae074b 100644
--- a/pkgs/by-name/u3/u3-tool/package.nix
+++ b/pkgs/by-name/u3/u3-tool/package.nix
@@ -1,16 +1,17 @@
 { lib, stdenv, fetchurl }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "u3-tool";
-  version = "0.3";
+  version = "1.0";
 
   enableParallelBuilding = true;
 
   src = fetchurl {
-    url = "mirror://sourceforge/${pname}/${pname}-${version}.tar.gz";
+    url = "mirror://sourceforge/${finalAttrs.pname}/${finalAttrs.pname}-${finalAttrs.version}.tar.gz";
     sha256 = "1p9c9kibd1pdbdfa0nd0i3n7bvzi3xg0chm38jg3xfl8gsn0390f";
   };
 
+
   meta = with lib; {
     description = "Tool for controlling the special features of a 'U3 smart drive' USB Flash disk";
     homepage = "https://sourceforge.net/projects/u3-tool/";
@@ -19,4 +20,4 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ makefu ];
     mainProgram = "u3-tool";
   };
-}
+})