diff --git a/pkgs/applications/audio/picard/default.nix b/pkgs/applications/audio/picard/default.nix
index d7e6173da9ad..3dae0ca5d7c4 100644
--- a/pkgs/applications/audio/picard/default.nix
+++ b/pkgs/applications/audio/picard/default.nix
@@ -1,21 +1,22 @@
-{ stdenv, python2Packages, fetchurl, gettext }:
+{ stdenv, python3Packages, fetchurl, gettext, chromaprint }:
 
 let
-  pythonPackages = python2Packages;
+  pythonPackages = python3Packages;
 in pythonPackages.buildPythonApplication rec {
   pname = "picard";
-  version = "1.4.2";
+  version = "2.0.4";
 
   src = fetchurl {
     url = "http://ftp.musicbrainz.org/pub/musicbrainz/picard/picard-${version}.tar.gz";
-    sha256 = "0d12k40d9fbcn801gp5zdsgvjdrh4g97vda3ga16rmmvfwwfxbgh";
+    sha256 = "0ds3ylpqn717fnzcjrfn05v5xram01bj6n3hwn9igmkd1jgf8vhc";
   };
 
   buildInputs = [ gettext ];
 
   propagatedBuildInputs = with pythonPackages; [
-    pyqt4
+    pyqt5
     mutagen
+    chromaprint
     discid
   ];
 
@@ -23,6 +24,11 @@ in pythonPackages.buildPythonApplication rec {
     python setup.py install --prefix="$out"
   '';
 
+  prePatch = ''
+    # Pesky unicode punctuation.
+    substituteInPlace setup.cfg --replace "‘" "'"
+  '';
+
   doCheck = false;
 
   meta = with stdenv.lib; {