diff --git a/pkgs/development/libraries/libkeyfinder/0.11.nix b/pkgs/development/libraries/libkeyfinder/0.11.nix
deleted file mode 100644
index f0e75b34059..00000000000
--- a/pkgs/development/libraries/libkeyfinder/0.11.nix
+++ /dev/null
@@ -1,40 +0,0 @@
-{ stdenv, fetchFromGitHub, boost, fftw, qt5 }:
-
-let version = "0.11"; in
-stdenv.mkDerivation {
-  name = "libkeyfinder-${version}";
-
-  src = fetchFromGitHub {
-    sha256 = "0674gykdi1nffvba5rv6fsp0zw02w1gkpn9grh8w983xf13ykbz9";
-    rev = "v${version}";
-    repo = "libKeyFinder";
-    owner = "ibsh";
-  };
-
-  meta = with stdenv.lib; {
-    inherit version;
-    description = "Musical key detection for digital audio (C++ library)";
-    homepage = http://www.ibrahimshaath.co.uk/keyfinder/;
-    license = licenses.gpl3Plus;
-    platforms = with platforms; linux;
-    maintainers = with maintainers; [ nckx ];
-  };
-
-  buildInputs = [ fftw qt5.base ];
-  propagatedBuildInputs = [ boost ];
-
-  patchPhase = ''
-    substituteInPlace LibKeyFinder.pro --replace "/usr/local" "$out"
-  '';
-
-  configurePhase = ''
-    qmake
-  '';
-
-  enableParallelBuilding = true;
-
-  postInstall = ''
-    mkdir -p $out/include/keyfinder
-    cp *.h $out/include/keyfinder
-  '';
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 11950442e5c..f02f3229014 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7198,7 +7198,6 @@ let
 
   libkate = callPackage ../development/libraries/libkate { };
 
-  libkeyfinder_0_11 = callPackage ../development/libraries/libkeyfinder/0.11.nix { };
   libkeyfinder = callPackage ../development/libraries/libkeyfinder { };
 
   libksba = callPackage ../development/libraries/libksba { };