diff --git a/pkgs/applications/audio/tomahawk/default.nix b/pkgs/applications/audio/tomahawk/default.nix
deleted file mode 100644
index c983123ca383..000000000000
--- a/pkgs/applications/audio/tomahawk/default.nix
+++ /dev/null
@@ -1,56 +0,0 @@
-{ stdenv, fetchurl, cmake, pkgconfig, attica, boost, gnutls, libechonest
-, liblastfm, lucenepp, phonon, phonon-backend-vlc, qca2, qjson, qt4
-, qtkeychain, quazip, sparsehash, taglib, websocketpp, makeWrapper
-
-, enableXMPP      ? true,  libjreen     ? null
-, enableKDE       ? false, kdelibs4     ? null
-, enableTelepathy ? false, telepathy-qt ? null
-}:
-
-assert enableXMPP      -> libjreen     != null;
-assert enableKDE       -> kdelibs4     != null;
-assert enableTelepathy -> telepathy-qt != null;
-
-stdenv.mkDerivation rec {
-  pname = "tomahawk";
-  version = "0.8.4";
-
-  src = fetchurl {
-    url = "http://download.tomahawk-player.org/${pname}-${version}.tar.bz2";
-    sha256 = "0j84h36wkjfjbsd7ybyji7rcc9wpjdbl0f1xdcc1g7h0nz34pc0g";
-  };
-
-  cmakeFlags = [
-    "-DLUCENEPP_INCLUDE_DIR=${lucenepp}/include"
-    "-DLUCENEPP_LIBRARY_DIR=${lucenepp}/lib"
-  ];
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [
-    cmake attica boost gnutls libechonest liblastfm lucenepp phonon
-    qca2 qjson qt4 qtkeychain quazip sparsehash taglib websocketpp
-    makeWrapper
-  ] ++ stdenv.lib.optional enableXMPP      libjreen
-    ++ stdenv.lib.optional enableKDE       kdelibs4
-    ++ stdenv.lib.optional enableTelepathy telepathy-qt;
-
-  postInstall = let
-    pluginPath = stdenv.lib.concatStringsSep ":" [
-      "${phonon-backend-vlc}/lib/kde4/plugins"
-    ];
-  in ''
-    for i in "$out"/bin/*; do
-      wrapProgram "$i" --prefix QT_PLUGIN_PATH : "${pluginPath}"
-    done
-  '';
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    description = "A multi-source music player (unmaintained)";
-    homepage = http://tomahawk-player.org/;
-    license = licenses.gpl3Plus;
-    platforms = platforms.all;
-    broken = true; # 2018-06-25
-  };
-}
diff --git a/pkgs/development/libraries/taglib/1.9.nix b/pkgs/development/libraries/taglib/1.9.nix
deleted file mode 100644
index 401c2562167f..000000000000
--- a/pkgs/development/libraries/taglib/1.9.nix
+++ /dev/null
@@ -1,22 +0,0 @@
-{stdenv, fetchurl, zlib, cmake}:
-
-stdenv.mkDerivation {
-  name = "taglib-1.9.1";
-
-  src = fetchurl {
-    url = https://taglib.github.io/releases/taglib-1.9.1.tar.gz;
-    sha256 = "06n7gnbcqa3r6c9gv00y0y1r48dyyazm6yj403i7ma0r2k6p3lvj";
-  };
-
-  nativeBuildInputs = [ cmake ];
-
-  buildInputs = [ zlib ];
-
-  meta = {
-    homepage = https://taglib.org/;
-    repositories.git = git://github.com/taglib/taglib.git;
-    description = "A library for reading and editing the meta-data of several popular audio formats";
-    inherit (cmake.meta) platforms;
-    license = with stdenv.lib.licenses; [ lgpl21 mpl11 ];
-  };
-}
diff --git a/pkgs/development/libraries/taglib/default.nix b/pkgs/development/libraries/taglib/default.nix
index 6dcfa3068c11..c553405878f2 100644
--- a/pkgs/development/libraries/taglib/default.nix
+++ b/pkgs/development/libraries/taglib/default.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   cmakeFlags = [ "-DBUILD_SHARED_LIBS=ON" ];
 
   meta = with stdenv.lib; {
-    homepage = "http://taglib.org/";
+    homepage = "https://taglib.org/";
     repositories.git = "git://github.com/taglib/taglib.git";
     description = "A library for reading and editing audio file metadata.";
     longDescription = ''
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c2c6ad0b3be7..236e2f290ac2 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13952,7 +13952,6 @@ in
   };
 
   taglib = callPackage ../development/libraries/taglib { };
-  taglib_1_9 = callPackage ../development/libraries/taglib/1.9.nix { };
 
   taglib_extras = callPackage ../development/libraries/taglib-extras { };
 
@@ -21167,12 +21166,6 @@ in
 
   toggldesktop = libsForQt5.callPackage ../applications/misc/toggldesktop { };
 
-  tomahawk = callPackage ../applications/audio/tomahawk ({
-    taglib = taglib_1_9;
-    quazip = quazip_qt4;
-    boost = boost155;
-  } // (config.tomahawk or {}));
-
   topydo = callPackage ../applications/misc/topydo {};
 
   torchPackages = recurseIntoAttrs ( callPackage ../applications/science/machine-learning/torch {