anchor.diff:      };
       iconPath = {
         # the target of these paths must not be a symlink
  -      demo    = ./installers/icons/staging.iconset/icon_512x512.png;
  -      mainnet = ./installers/icons/mainnet/1024x1024.png;
  -      staging = ./installers/icons/staging.iconset/icon_512x512.png;
  -      testnet = ./installers/icons/testnet.iconset/icon_512x512.png;
  +      demo    = {
  +        small = ./installers/icons/staging.iconset/icon_64x64.png;
  +        large = ./installers/icons/staging.iconset/icon_512x512.png;
  +      };
  +      mainnet = {
  +        small = ./installers/icons/mainnet/64x64.png;
  +        large = ./installers/icons/mainnet/1024x1024.png;
  +      };
  +      staging = {
  +        small = ./installers/icons/staging.iconset/icon_64x64.png;
  +        large = ./installers/icons/staging.iconset/icon_512x512.png;
  +      };
  +      testnet = {
  +        small = ./installers/icons/testnet.iconset/icon_64x64.png;
  +        large = ./installers/icons/testnet.iconset/icon_512x512.png;
  +      };
       };
       namespaceHelper = pkgs.writeScriptBin "namespaceHelper" ''
         #!/usr/bin/env bash
  
positive.code: 
        cat ${self.desktopItem}/share/applications/Daedalus*.desktop | sed \
          -e "s+INSERT_PATH_HERE+''${DAEDALUS_DIR}/namespaceHelper+g" \
          -e "s+INSERT_ICON_PATH_HERE+''${DAEDALUS_DIR}/icon.png+g" \
          > "''${XDG_DATA_HOME}/applications/Daedalus${if cluster != "mainnet" then "-${cluster}" else ""}.desktop"
      '';
      xdg-open = pkgs.writeScriptBin "xdg-open" ''
  
negative.code: 
        echo "in post-install hook"
  
        cp -f ${self.iconPath.${cluster}.large} $DAEDALUS_DIR/icon_large.png
        cp -f ${self.iconPath.${cluster}.small} $DAEDALUS_DIR/icon.png
        cp -Lf ${self.namespaceHelper}/bin/namespaceHelper $DAEDALUS_DIR/namespaceHelper
        mkdir -pv ~/.local/bin ''${XDG_DATA_HOME}/applications
        ${pkgs.lib.optionalString (cluster == "mainnet") "cp -Lf ${self.namespaceHelper}/bin/namespaceHelper ~/.local/bin/daedalus"}
  