diff --git a/default.nix b/default.nix
index c333f23..7c55593 100644
--- a/default.nix
+++ b/default.nix
@@ -15,6 +15,6 @@
   overlays = import ./overlays; # nixpkgs overlays
 
   gtk-gjs = pkgs.callPackage ./pkgs/gtk-gjs { };
-  # some-qt5-package = pkgs.libsForQt5.callPackage ./pkgs/some-qt5-package { };
+  naver-whale = pkgs.libsForQt5.callPackage ./pkgs/naver-whale { };
   # ...
 }
diff --git a/flake.nix b/flake.nix
index 81a143f..53468e5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,11 +5,11 @@
     let
       systems = [
         "x86_64-linux"
-        "i686-linux"
-        "x86_64-darwin"
-        "aarch64-linux"
-        "armv6l-linux"
-        "armv7l-linux"
+        # "i686-linux"
+        # "x86_64-darwin"
+        # "aarch64-linux"
+        # "armv6l-linux"
+        # "armv7l-linux"
       ];
       forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
     in
diff --git a/pkgs/naver-whale/default.nix b/pkgs/naver-whale/default.nix
new file mode 100644
index 0000000..2f52f07
--- /dev/null
+++ b/pkgs/naver-whale/default.nix
@@ -0,0 +1,158 @@
+{ lib, stdenv, fetchurl, wrapGAppsHook, makeWrapper
+, alsa-lib
+, at-spi2-atk
+, at-spi2-core
+, atk
+, cairo
+, cups
+, dbus
+, dpkg
+, expat
+, fontconfig
+, freetype
+, gdk-pixbuf
+, glib
+, gnome
+, gsettings-desktop-schemas
+, gtk3
+, libX11
+, libXScrnSaver
+, libXcomposite
+, libXcursor
+, libXdamage
+, libXext
+, libXfixes
+, libXi
+, libXrandr
+, libXrender
+, libXtst
+, libdrm
+, libkrb5
+, libuuid
+, libxkbcommon
+, libxshmfence
+, mesa
+, nspr
+, nss
+, pango
+, pipewire
+, snappy
+, udev
+, wayland
+, xdg-utils
+, xorg
+, zlib
+, libpulseaudio
+, libGL
+, libva
+}:
+let
+  version = "3.21.192.18";
+  deps = [
+    alsa-lib at-spi2-atk at-spi2-core atk cairo cups dbus expat
+    fontconfig freetype gdk-pixbuf glib gtk3 libdrm xorg.libX11 libGL
+    libxkbcommon xorg.libXScrnSaver xorg.libXcomposite xorg.libXcursor xorg.libXdamage
+    xorg.libXext xorg.libXfixes xorg.libXi xorg.libXrandr xorg.libXrender xorg.libxshmfence
+    xorg.libXtst libuuid mesa nspr nss pango pipewire udev wayland
+    xorg.libxcb zlib snappy libkrb5 libpulseaudio libva
+  ];
+  rpath = lib.makeLibraryPath deps + ":" + lib.makeSearchPathOutput "lib" "lib64" deps;
+  binpath = lib.makeBinPath deps;
+  enableFeatures = lib.optionals stdenv.isLinux [ "VaapiVideoDecoder" "VaapiVideoEncoder" ];
+  disableFeatures = lib.optional stdenv.isLinux "UseChromeOSDirectVideoDecoder";
+in
+stdenv.mkDerivation {
+  pname = "naver-whale";
+  inherit version;
+
+  src = fetchurl {
+    url = "https://repo.whale.naver.com/stable/deb/pool/main/n/naver-whale-stable/naver-whale-stable_${version}-1_amd64.deb";
+    sha256 = "sha256-cPmfR8JwLpnk63hgAo/N/pqpE3e47tXBQYT5gllApkk=";
+  };
+
+  dontConfigure = true;
+  dontBuild = true;
+  dontPatchELF = true;
+  doInstallCheck = true;
+
+  nativeBuildInputs = [
+    dpkg
+    wrapGAppsHook
+  ];
+
+  buildInputs = [
+    glib gsettings-desktop-schemas gtk3
+    gnome.adwaita-icon-theme
+  ];
+
+  unpackPhase = "dpkg-deb --fsys-tarfile $src | tar -x --no-same-permissions --no-same-owner";
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out $out/bin
+    cp -R usr/share $out
+    cp -R opt/ $out/opt
+    echo ${rpath}
+
+    export BINARYWRAPPER=$out/opt/naver/whale/naver-whale
+
+    substituteInPlace $BINARYWRAPPER \
+          --replace /bin/bash ${stdenv.shell}
+
+    ln -sf $BINARYWRAPPER $out/bin/naver-whale
+
+    for exe in $out/opt/naver/whale/{whale,chrome_crashpad_handler}; do
+      patchelf \
+        --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
+        --set-rpath "${rpath}" $exe
+    done
+
+    substituteInPlace $out/share/applications/naver-whale.desktop \
+          --replace /usr/bin/naver-whale $out/bin/naver-whale
+      substituteInPlace $out/share/gnome-control-center/default-apps/naver-whale.xml \
+          --replace /opt/naver $out/opt/naver
+      substituteInPlace $out/share/menu/naver-whale.menu \
+          --replace /opt/naver $out/opt/naver
+      substituteInPlace $out/opt/naver/whale/default-app-block \
+          --replace /opt/naver $out/opt/naver
+
+    icon_sizes=("16" "24" "32" "48" "64" "128" "256")
+
+    for icon in ''${icon_sizes[*]}
+    do
+      mkdir -p $out/share/icons/hicolor/$icon\x$icon/apps
+      ln -s $out/opt/naver/whale/product_logo_$icon.png $out/share/icons/hicolor/$icon\x$icon/apps/naver-whale.png
+    done
+    ln -sf ${xdg-utils}/bin/xdg-settings $out/opt/naver/whale/xdg-settings
+    ln -sf ${xdg-utils}/bin/xdg-mime $out/opt/naver/whale/xdg-mime
+
+    runHook postInstall
+  '';
+
+  preFixup = ''
+    # Add command line args to wrapGApp.
+    gappsWrapperArgs+=(
+      --prefix LD_LIBRARY_PATH : ${rpath}
+      --prefix PATH : ${binpath}
+      --suffix PATH : ${lib.makeBinPath [ xdg-utils ]}
+      ${lib.optionalString (enableFeatures != []) ''
+      --add-flags "--enable-features=${lib.strings.concatStringsSep "," enableFeatures}"
+      ''}
+      ${lib.optionalString (disableFeatures != []) ''
+      --add-flags "--disable-features=${lib.strings.concatStringsSep "," disableFeatures}"
+      ''}
+      --add-flags "\''${NIXOS_OZONE_WL:+\''${WAYLAND_DISPLAY:+--ozone-platform-hint=auto --enable-features=WaylandWindowDecorations}}"
+    )
+  '';
+
+  installCheckPhase = ''
+    # Bypass upstream wrapper which suppresses errors
+    $out/opt/naver/whale/naver-whale --version
+  '';
+
+  meta = with lib; {
+    description = "The web browser from NAVER";
+    homepage = "https://whale.naver.com";
+    platforms = [ "x86_64-linux" ];
+  };
+}