diff --git a/nixpkgs-opt.nix b/nixpkgs-opt.nix
index bbf89ea2..5d9638ce 100644
--- a/nixpkgs-opt.nix
+++ b/nixpkgs-opt.nix
@@ -25,6 +25,7 @@ let
     hpcg = recallPackage hpcg {};
     i-pi = recallPackage i-pi {};
     gsl = recallPackage gsl {};
+    gpaw = python3.pkgs.toPythonApplication (recallPackage python3.pkgs.gpaw {});
     libint = recallPackage libint {};
     libvori = recallPackage libvori {};
     libxc = recallPackage libxc {};
diff --git a/overlay.nix b/overlay.nix
index 69fecdae..5519236b 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -153,8 +153,6 @@ let
 
         gdma = callPackage ./pkgs/apps/gdma { };
 
-        gpaw = super.python3.pkgs.toPythonApplication self.python3.pkgs.gpaw;
-
         harminv = callPackage ./pkgs/apps/harminv { };
 
         iboview = prev.libsForQt5.callPackage ./pkgs/apps/iboview { };
diff --git a/pkgs/apps/gpaw/SetupPath.patch b/pkgs/apps/gpaw/SetupPath.patch
deleted file mode 100644
index e1338942..00000000
--- a/pkgs/apps/gpaw/SetupPath.patch
+++ /dev/null
@@ -1,18 +0,0 @@
-diff --git a/gpaw/__init__.py b/gpaw/__init__.py
-index b5c029e13..518c16b13 100644
---- a/gpaw/__init__.py
-+++ b/gpaw/__init__.py
-@@ -201,12 +201,7 @@ def initialize_data_paths():
-     try:
-         setup_paths[:0] = os.environ['GPAW_SETUP_PATH'].split(os.pathsep)
-     except KeyError:
--        if len(setup_paths) == 0:
--            if os.pathsep == ';':
--                setup_paths[:] = [r'C:\gpaw-setups']
--            else:
--                setup_paths[:] = ['/usr/local/share/gpaw-setups',
--                                  '/usr/share/gpaw-setups']
-+        setup_paths[:0] = ["@gpawSetupPath@"]
- 
- 
- read_rc_file()
diff --git a/pkgs/apps/gpaw/default.nix b/pkgs/apps/gpaw/default.nix
deleted file mode 100644
index 7e4845d3..00000000
--- a/pkgs/apps/gpaw/default.nix
+++ /dev/null
@@ -1,124 +0,0 @@
-{ fetchFromGitLab, buildPythonPackage, lib, writeTextFile
-, fetchurl, blas, lapack, scalapack, mpi, fftw-mpi, libxc, libvdwxc
-, which, ase, numpy, scipy
-} :
-
-assert
-  lib.asserts.assertMsg
-  (!blas.isILP64)
-  "A 32 bit integer implementation of BLAS is required.";
-
-assert
-  lib.asserts.assertMsg
-  (!lapack.isILP64)
-  "A 32 bit integer implementation of LAPACK is required.";
-
-let
-  gpawConfig = writeTextFile {
-    name = "siteconfig.py";
-    text = ''
-      # Compiler
-      compiler = 'gcc'
-      mpicompiler = '${mpi}/bin/mpicc'
-      mpilinker = '${mpi}/bin/mpicc'
-
-      # BLAS
-      libraries += ['blas']
-      library_dirs += ['${blas}/lib']
-
-      # FFTW
-      fftw = True
-      if fftw:
-        libraries += ['fftw3']
-
-      scalapack = True
-      if scalapack:
-        libraries += ['scalapack']
-
-      # LibXC
-      libxc = True
-      if libxc:
-        xc = '${libxc}/'
-        include_dirs += [xc + 'include']
-        library_dirs += [xc + 'lib/']
-        extra_link_args += ['-Wl,-rpath={xc}/lib'.format(xc=xc)]
-        if 'xc' not in libraries:
-          libraries.append('xc')
-
-      # LibVDWXC
-      libvdwxc = True
-      if libvdwxc:
-        vdwxc = '${libvdwxc}/'
-        extra_link_args += ['-Wl,-rpath=%s/lib' % vdwxc]
-        library_dirs += ['%s/lib' % vdwxc]
-        include_dirs += ['%s/include' % vdwxc]
-        libraries += ['vdwxc']
-    '';
-  };
-
-  setupVersion = "0.9.20000";
-  pawDataSets = fetchurl {
-    url = "https://wiki.fysik.dtu.dk/gpaw-files/gpaw-setups-${setupVersion}.tar.gz";
-    sha256 = "07yldxnn38gky39fxyv3rfzag9p4lb0xfpzn15wy2h9aw4mnhwbc";
-  };
-
-in buildPythonPackage rec {
-  pname = "gpaw";
-  version = "21.6.0";
-
-  src = fetchFromGitLab  {
-    owner = "gpaw";
-    repo = pname;
-    rev = version;
-    sha256 = "0iv7xgrb256m6sq6sd5w4whf635rmvzvlrp9s248qrwb5p98dmg1";
-  };
-
-  nativeBuildInputs = [ which ];
-
-  buildInputs = [
-    blas
-    scalapack
-    fftw-mpi
-    libxc
-    libvdwxc
-  ];
-
-  propagatedBuildInputs = [
-    ase
-    scipy
-    numpy
-    mpi
-  ];
-
-  patches = [ ./SetupPath.patch ];
-
-  postPatch = ''
-    substituteInPlace gpaw/__init__.py \
-      --subst-var-by gpawSetupPath "$out/share/gpaw/gpaw-setups-${setupVersion}"
-  '';
-
-  postInstall = ''
-    currDir=$(pwd)
-    mkdir -p $out/share/gpaw && cd $out/share/gpaw
-    cp ${pawDataSets} gpaw-setups.tar.gz
-    tar -xvf $out/share/gpaw/gpaw-setups.tar.gz
-    rm gpaw-setups.tar.gz
-    cd $currDir
-  '';
-
-  doCheck = false;
-
-  preConfigure = ''
-    cp ${gpawConfig} siteconfig.py
-  '';
-
-  passthru = { inherit mpi; };
-
-  meta = with lib; {
-    description = "DFT and beyond within the projector-augmented wave method";
-    homepage = "https://wiki.fysik.dtu.dk/gpaw/index.html";
-    license = licenses.gpl3Only;
-    platforms = platforms.unix;
-    maintainers = [ maintainers.sheepforce ];
-  };
-}
diff --git a/pythonPackages.nix b/pythonPackages.nix
index 490ef9b9..99322412 100644
--- a/pythonPackages.nix
+++ b/pythonPackages.nix
@@ -20,8 +20,6 @@ let
 
     gator = callPackage ./pkgs/apps/gator { };
 
-    gpaw = callPackage ./pkgs/apps/gpaw { };
-
     gau2grid = callPackage ./pkgs/apps/gau2grid { };
 
     meep = callPackage ./pkgs/apps/meep { };