diff --git a/nix/sources.json b/nix/sources.json

index 9320dcc2a9dc07d6818df0c17867785055d4045d..4b8ea394f632c1bc58acab0a00f016bee6e7c908 100644

--- a/nix/sources.json

+++ b/nix/sources.json

@@ -612,6 +612,20 @@ "type": "tarball",

     "url": "https://github.com/slazav/map_podm/archive/59a6035fa5bd1d1a8d6544881c1d0aad4a91f315.tar.gz",

     "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"

 },

• "map-stylizer": {

•    "branch": "master",
  

•    "builtin": false,
  

•    "date": "2020-06-30T03:06:18Z",
  

•    "description": "GUI written in Python to parse OSM (OpenStreetMap) files and render them onscreen",
  

•    "homepage": "https://github.com/Absolute-Tinkerer/map-stylizer",
  

•    "owner": "Absolute-Tinkerer",
  

•    "repo": "map-stylizer",
  

•    "rev": "6279f40408aff823a4eb1071334bd2acd10cb921",
  

•    "sha256": "0k9lng42vi0qcjwfkkd0g55g1wb7a5wz782mvc0rj8gr95shfhxx",
  

•    "type": "tarball",
  

•    "url": "https://github.com/Absolute-Tinkerer/map-stylizer/archive/6279f40408aff823a4eb1071334bd2acd10cb921.tar.gz",
  

•    "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
  

• },

 "map-tiler": {

     "branch": "master",

     "builtin": false,

diff --git a/pkgs/applications/gis/map-stylizer/config.patch b/pkgs/applications/gis/map-stylizer/config.patch

new file mode 100644

index 0000000000000000000000000000000000000000..37baa109ff8215a2384dde008540f296d8b98acb

--- /dev/null

+++ b/pkgs/applications/gis/map-stylizer/config.patch

@@ -0,0 +1,58 @@

+diff --git c/main.py i/main.py

+index 5164746..6a2398e 100644

+--- c/main.py

++++ i/main.py

+@@ -31,13 +31,13 @@ if name == 'main':

• # Ensure we create the necesary folders if they don't exist
  

• if not os.path.exists(c.FOLDER_DATA):
  

+- os.mkdir(c.FOLDER_DATA)

++ os.makedirs(c.FOLDER_DATA)

• if not os.path.exists(c.FOLDER_OUTPUT):
  

+- os.mkdir(c.FOLDER_OUTPUT)

++ os.makedirs(c.FOLDER_OUTPUT)

• if not os.path.exists(c.FOLDER_CONFIGS):
  

+- os.mkdir(c.FOLDER_CONFIGS)

++ os.makedirs(c.FOLDER_CONFIGS)

• if not os.path.exists(c.FOLDER_USER_CONFIGS):
  

+- os.mkdir(c.FOLDER_USER_CONFIGS)

++ os.makedirs(c.FOLDER_USER_CONFIGS)

• # Start the program
  

• window = MainWindowHandlers()
  

+diff --git c/src/core/constants.py i/src/core/constants.py

+index 69e53c8..1fae240 100644

+--- c/src/core/constants.py

++++ i/src/core/constants.py

+@@ -19,13 +19,14 @@ connect the VAL and CONFIG_STYLE in the DATA_GROUPS dictionary

• """

• from PyQt5.QtCore import Qt

++from os.path import expanduser

• Resource Strings

+-FOLDER_DATA = 'data'

+-FOLDER_OUTPUT = 'output'

+-FOLDER_CONFIGS = 'configs'

+-FOLDER_USER_CONFIGS = 'configs/user'

++FOLDER_DATA = expanduser('~/.local/share/map-stylizer/data')

++FOLDER_OUTPUT = expanduser('~/.local/share/map-stylizer/output')

++FOLDER_CONFIGS = expanduser('~/.config/map-stylizer/configs')

++FOLDER_USER_CONFIGS = expanduser('~/.config/map-stylizer/configs/user')

• FILE_ICON = 'src/resources/icon.png'

• FILE_CONFIG = 'user.config'

+diff --git c/src/gui/MainWindow/MainWindowHandlers.py i/src/gui/MainWindow/MainWindowHandlers.py

+index 2e491d6..c2223bc 100644

+--- c/src/gui/MainWindow/MainWindowHandlers.py

++++ i/src/gui/MainWindow/MainWindowHandlers.py

+@@ -228,7 +228,7 @@ class MainWindowHandlers(QMainWindow):

•     The user has clicked the button to save the map as an image
  

•     """
  

•     fileName, _ = QFileDialog.getSaveFileName(
  

+- self, 'Save Image', 'output', 'Image Files (*.jpg)')

++ self, 'Save Image', 'output', 'Image Files (*.png)')

•     if fileName:
  

•         self._map.saveImage(self._box_max_dim.value(), fileName)
  

diff --git a/pkgs/applications/gis/map-stylizer/default.nix b/pkgs/applications/gis/map-stylizer/default.nix

new file mode 100644

index 0000000000000000000000000000000000000000..52f44f10165142cdf57a54cade3824f39cab46c6

--- /dev/null

+++ b/pkgs/applications/gis/map-stylizer/default.nix

@@ -0,0 +1,36 @@

+{ lib, python3Packages, qt5, sources }:

+python3Packages.buildPythonApplication {

• pname = "map-stylizer-unstable";

• version = lib.substring 0 10 sources.map-stylizer.date;

• src = sources.map-stylizer;

• patches = [ ./config.patch ];

• dontUseSetuptoolsBuild = true;

• dontUseSetuptoolsCheck = true;

• installPhase = ''

• site_packages=$out/lib/${python3Packages.python.libPrefix}/site-packages

• mkdir -p $site_packages

• cp -r src main.py $site_packages

• substituteInPlace $site_packages/main.py \

•  --replace "'src'" "'$site_packages/src'"
  

• substituteInPlace $site_packages/src/core/constants.py \

•  --replace "src/resources" "$site_packages/src/resources"
  

• makeWrapper ${(python3Packages.python.withPackages (ps: [ ps.pyqt5 ])).interpreter} $out/bin/map-stylizer \

•  --set QT_QPA_PLATFORM_PLUGIN_PATH ${qt5.qtbase.bin}/lib/qt-*/plugins/platforms \
  

•  --add-flags "$site_packages/main.py"
  

• '';

• meta = with lib; {

• inherit (sources.map-stylizer) description homepage;

• license = licenses.gpl3;

• maintainers = [ maintainers.sikmir ];

• platforms = platforms.unix;

• };

+}

diff --git a/pkgs/default.nix b/pkgs/default.nix

index d10f9886509e25259715378c5bffb77f28939c7c..1bfb76727ce8d3c002c3a5912c83e93c228f9995 100644

--- a/pkgs/default.nix

+++ b/pkgs/default.nix

@@ -28,6 +28,7 @@ };

 klogg-bin = callPackage ./applications/misc/klogg/bin.nix { };

 librewolf = callPackage ./applications/networking/librewolf { };

 macpass-bin = callPackage ./applications/macpass/bin.nix { };

• map-stylizer = callPackage ./applications/gis/map-stylizer { };

 maperitive-bin = callPackage ./applications/gis/maperitive/bin.nix { };

 mapsoft = callPackage ./applications/gis/mapsoft { };

 mapsoft2 = callPackage ./applications/gis/mapsoft/2.nix { };