diff --git a/pkgs/applications/gis/qmapshack/bin.nix b/pkgs/applications/gis/qmapshack/bin.nix

index 12d9e93fdee3e12c19f3ea112955e06b2c8a6966..f947040c8865303c449f230c889364b8972cd95b 100644

--- a/pkgs/applications/gis/qmapshack/bin.nix

+++ b/pkgs/applications/gis/qmapshack/bin.nix

@@ -1,15 +1,22 @@

-{ stdenv, fetchfromgh, unzip }:

+{ stdenv, fetchfromgh, unzip, sdkVersion ? "10.13" }:

+assert stdenv.lib.assertOneOf "sdkVersion" sdkVersion [ "10.13" "10.14" "10.15" "11.0.1" ];

stdenv.mkDerivation rec {

pname = "qmapshack-bin";

• version = "1.15.0";

• version = "1.15.1";

src = fetchfromgh {

 owner = "Maproom";

• repo = pname;

• repo = "qmapshack";

 version = "V_${version}";

• name = "QMapShack_OSX.${stdenv.appleSdkVersion}_${version}.zip";

• sha256 = "0dhl2km0xbv77xabjwdiv3y1psbjwjlyqs5222ji5d33wxl8m07n";

• name = "QMapShack_OSX.${sdkVersion}_${version}.zip";

• sha256 = {

•  "10.13" = "0yxciyjx30ba9dydy4dad7llybisnab134895wwbxf42mbmsh9wp";
  

•  "10.14" = "0pp4zl6rpkxkzik900x8izjn54nm3q33shqjq89z00rcjmy3xl57";
  

•  "10.15" = "0lz4d7x7f2kx4wpxnmpdpzydalkysj5vnlswlc14q5jrdggsp3j5";
  

•  "11.0.1" = "1jcgcav8zax123i0pz7wp08xmjckm02avb20bfq733hfxd3j6yg4";
  

• }.${sdkVersion};

};

sourceRoot = ".";