diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 4f6e9b1084ff..bad913b74560 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -930,6 +930,11 @@
     github = "chris-martin";
     name = "Chris Martin";
   };
+  chrisaw = {
+    email = "home@chrisaw.com";
+    github = "cawilliamson";
+    name = "Christopher A. Williamson";
+  };
   chrisjefferson = {
     email = "chris@bubblescope.net";
     github = "chrisjefferson";
diff --git a/pkgs/applications/networking/instant-messengers/rambox/pro.nix b/pkgs/applications/networking/instant-messengers/rambox/pro.nix
new file mode 100644
index 000000000000..2054f4cea196
--- /dev/null
+++ b/pkgs/applications/networking/instant-messengers/rambox/pro.nix
@@ -0,0 +1,51 @@
+{ autoPatchelfHook, electron, fetchurl, makeDesktopItem, makeWrapper, nodePackages, nss, stdenv, xdg_utils, xorg }:
+
+stdenv.mkDerivation rec {
+  pname = "rambox-pro";
+  version = "1.1.2";
+
+  dontBuild = true;
+  dontStrip = true;
+
+  buildInputs = [ nss xorg.libxkbfile ];
+  nativeBuildInputs = [ autoPatchelfHook makeWrapper nodePackages.asar ];
+
+  src = fetchurl {
+    url = "https://github.com/ramboxapp/download/releases/download/v${version}/RamboxPro-${version}-linux-x64.tar.gz";
+    sha256 = "0rrfpl371hp278b02b9b6745ax29yrdfmxrmkxv6d158jzlv0dlr";
+  };
+
+  postPatch = ''
+    substituteInPlace resources/app.asar.unpacked/node_modules/ad-block/vendor/depot_tools/create-chromium-git-src \
+      --replace "/usr/bin/env -S bash -e" "${stdenv.shell}"
+    substituteInPlace resources/app.asar.unpacked/node_modules/ad-block/node_modules/bloom-filter-cpp/vendor/depot_tools/create-chromium-git-src \
+      --replace "/usr/bin/env -S bash -e" "${stdenv.shell}"
+  '';
+
+  installPhase = ''
+    mkdir -p $out/bin $out/opt/RamboxPro $out/share/applications
+    asar e resources/app.asar $out/opt/RamboxPro/resources/app.asar.unpacked   
+    ln -s ${desktopItem}/share/applications/* $out/share/applications
+  '';
+
+  postFixup = ''
+    makeWrapper ${electron}/lib/electron/.electron-wrapped $out/bin/ramboxpro \
+      --add-flags "$out/opt/RamboxPro/resources/app.asar.unpacked --without-update" \
+      --prefix PATH : ${xdg_utils}/bin
+  '';
+
+  desktopItem = makeDesktopItem {
+    name = "rambox-pro";
+    exec = "ramboxpro";
+    type = "Application";
+    desktopName = "Rambox Pro";
+  };
+
+  meta = with stdenv.lib; {
+    description = "Messaging and emailing app that combines common web applications into one";
+    homepage = https://rambox.pro;
+    license = licenses.unfree;
+    maintainers = with maintainers; [ chrisaw ];
+    platforms = [ "i686-linux" "x86_64-linux" ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e4517eebcfa3..34a811c96d3e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5353,6 +5353,8 @@ in
 
   rambox = callPackage ../applications/networking/instant-messengers/rambox { };
 
+  rambox-pro = callPackage ../applications/networking/instant-messengers/rambox/pro.nix { };
+
   ranger = callPackage ../applications/misc/ranger { };
 
   rarcrack = callPackage ../tools/security/rarcrack { };