diff --git a/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
new file mode 100644
index 000000000000..2422d1808697
--- /dev/null
+++ b/pkgs/applications/networking/instant-messengers/telegram/tdesktop/default.nix
@@ -0,0 +1,164 @@
+{ stdenv, lib, fetchFromGitHub, fetchgit, qtbase, qtimageformats
+, breakpad, ffmpeg, openalSoft, openssl, zlib, libexif, lzma, libopus
+, gtk2, glib, cairo, pango, gdk_pixbuf, atk, libappindicator-gtk2
+, libunity, dee, libdbusmenu-glib, libva
+
+, pkgconfig, libxcb, xcbutilwm, xcbutilimage, xcbutilkeysyms
+, libxkbcommon, libpng, libjpeg, freetype, harfbuzz, pcre16
+, xproto, libX11, inputproto, sqlite, dbus
+}:
+
+let
+  system-x86_64 = lib.elem stdenv.system lib.platforms.x86_64;
+in stdenv.mkDerivation rec {
+  name = "telegram-desktop-${version}";
+  version = "0.9.33";
+  qtVersion = lib.replaceStrings ["."] ["_"] qtbase.version;
+
+  src = fetchFromGitHub {
+    owner = "telegramdesktop";
+    repo = "tdesktop";
+    rev = "v${version}";
+    sha256 = "020vwm7h22951v9zh457d82qy5ifp746vwishkvb16h1vwr1qx4s";
+  };
+
+  tgaur = fetchgit {
+    url = "https://aur.archlinux.org/telegram-desktop.git";
+    rev = "df47a864282959b103a08b65844e9088e012fdb3";
+    sha256 = "1v1dbi8yiaf2hgghniykm5qbnda456xj3zfjnbqysn41f5cn40h4";
+  };
+
+  buildInputs = [
+    breakpad ffmpeg openalSoft openssl zlib libexif lzma libopus
+    gtk2 glib libappindicator-gtk2 libunity cairo pango gdk_pixbuf atk
+    dee libdbusmenu-glib libva
+    # Qt dependencies
+    libxcb xcbutilwm xcbutilimage xcbutilkeysyms libxkbcommon
+    libpng libjpeg freetype harfbuzz pcre16 xproto libX11
+    inputproto sqlite dbus
+  ];
+
+  nativeBuildInputs = [ pkgconfig ];
+
+  enableParallelBuilding = true;
+
+  qmakeFlags = [
+    "CONFIG+=release"
+    "DEFINES+=TDESKTOP_DISABLE_AUTOUPDATE"
+    "DEFINES+=TDESKTOP_DISABLE_REGISTER_CUSTOM_SCHEME"
+    "INCLUDEPATH+=${gtk2}/include/gtk-2.0"
+    "INCLUDEPATH+=${glib}/include/glib-2.0"
+    "INCLUDEPATH+=${glib}/lib/glib-2.0/include"
+    "INCLUDEPATH+=${cairo}/include/cairo"
+    "INCLUDEPATH+=${pango}/include/pango-1.0"
+    "INCLUDEPATH+=${gtk2}/lib/gtk-2.0/include"
+    "INCLUDEPATH+=${gdk_pixbuf}/include/gdk-pixbuf-2.0"
+    "INCLUDEPATH+=${atk}/include/atk-1.0"
+    "INCLUDEPATH+=${libappindicator-gtk2}/include/libappindicator-0.1"
+    "INCLUDEPATH+=${libunity}/include/unity"
+    "INCLUDEPATH+=${dee}/include/dee-1.0"
+    "INCLUDEPATH+=${libdbusmenu-glib}/include/libdbusmenu-glib-0.4"
+    "INCLUDEPATH+=${breakpad}/include/breakpad"
+    "LIBS+=-lcrypto"
+    "LIBS+=-lssl"
+    "LIBS+=-lz"
+    "LIBS+=-lgobject-2.0"
+    "LIBS+=-lxkbcommon"
+    "LIBS+=-lX11"
+    "LIBS+=${breakpad}/lib/libbreakpad_client.a"
+    "LIBS+=./../../../Libraries/QtStatic/qtbase/plugins/platforms/libqxcb.a"
+    "LIBS+=./../../../Libraries/QtStatic/qtimageformats/plugins/imageformats/libqwebp.a"
+  ];
+
+  qtSrcs = qtbase.srcs ++ [ qtimageformats.src ];
+  qtPatches = qtbase.patches;
+
+  buildCommand = ''
+    # We don't use nativeBuildInputs to avoid adding system Qt 5 libraries to various paths.
+    export PATH="${qtbase}/bin:$PATH"
+
+    unpackPhase
+    cd "$sourceRoot"
+    patchPhase
+    sed -i 'Telegram/Telegram.pro' \
+      -e 's/CUSTOM_API_ID//g' \
+      -e 's,/usr,/does-not-exist,g' \
+      -e '/LIBS += .*libxkbcommon.a/d' \
+      -e '/LIBS += .*libz.a/d' \
+      -e '/LIBS += .*libbreakpad_client.a/d' \
+      -e 's,-flto ,,g'
+    echo "Q_IMPORT_PLUGIN(QXcbIntegrationPlugin)" >> Telegram/SourceFiles/stdafx.cpp
+
+    ( mkdir -p ../Libraries
+      cd ../Libraries
+      for i in $qtSrcs; do
+        tar -xaf $i
+      done
+      mv qt-everywhere-opensource-src-* QtStatic
+      mv qtbase-opensource-src-* ./QtStatic/qtbase
+      mv qtimageformats-opensource-src-* ./QtStatic/qtimageformats
+      cd QtStatic/qtbase
+      patch -p1 < ../../../$sourceRoot/Telegram/_qtbase_${qtVersion}_patch.diff
+      cd ..
+      for i in $qtPatches; do
+        patch -p1 < $i
+      done
+      ${qtbase.postPatch}
+
+      export configureFlags="-prefix "../../qt" -release -opensource -confirm-license -system-zlib \
+        -system-libpng -system-libjpeg -system-freetype -system-harfbuzz -system-pcre -system-xcb \
+        -system-xkbcommon-x11 -no-opengl -static -nomake examples -nomake tests \
+        -openssl-linked -dbus-linked -system-sqlite -verbose \
+        ${lib.optionalString (!system-x86_64) "-no-sse2"} -no-sse3 -no-ssse3 \
+        -no-sse4.1 -no-sse4.2 -no-avx -no-avx2 -no-mips_dsp -no-mips_dspr2"
+      export dontAddPrefix=1
+      export buildFlags="module-qtbase module-qtimageformats"
+      export installFlags="module-qtbase-install_subtargets module-qtimageformats-install_subtargets"
+
+      ( export MAKEFLAGS=-j$NIX_BUILD_CORES
+        configurePhase
+      )
+      buildPhase
+      installPhase
+    )
+
+    ( mkdir -p Linux/DebugIntermediateStyle
+      cd Linux/DebugIntermediateStyle
+      qmake CONFIG+=debug ../../Telegram/MetaStyle.pro
+      buildPhase
+    )
+    ( mkdir -p Linux/DebugIntermediateLang
+      cd Linux/DebugIntermediateLang
+      qmake CONFIG+=debug ../../Telegram/MetaLang.pro
+      buildPhase
+    )
+
+    ( mkdir -p Linux/ReleaseIntermediate
+      cd Linux/ReleaseIntermediate
+      qmake $qmakeFlags ../../Telegram/Telegram.pro
+      pattern="^PRE_TARGETDEPS +="
+      grep "$pattern" "../../Telegram/Telegram.pro" | sed "s/$pattern//g" | xargs make
+
+      qmake $qmakeFlags ../../Telegram/Telegram.pro
+      buildPhase
+    )
+
+    install -Dm755 Linux/Release/Telegram $out/bin/telegram-desktop
+    mkdir -p $out/share/applications $out/share/kde4/services
+    sed "s,/usr/bin,$out/bin,g" $tgaur/telegramdesktop.desktop > $out/share/applications/telegramdesktop.desktop
+    sed "s,/usr/bin,$out/bin,g" $tgaur/tg.protocol > $out/share/kde4/services/tg.protocol
+    for icon_size in 16 32 48 64 128 256 512; do
+      install -Dm644 "Telegram/SourceFiles/art/icon''${icon_size}.png" "$out/share/icons/hicolor/''${icon_size}x''${icon_size}/apps/telegram-desktop.png"
+    done
+
+    fixupPhase
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Telegram Desktop messaging app";
+    license = licenses.gpl3;
+    platforms = platforms.linux;
+    homepage = "https://desktop.telegram.org/";
+    maintainers = with maintainers; [ abbradar ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9449ae4035c5..4628630b533b 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13852,7 +13852,9 @@ in
 
   taskserver = callPackage ../servers/misc/taskserver { };
 
-  telegram-cli = callPackage ../applications/networking/instant-messengers/telegram/telegram-cli/default.nix { };
+  tdesktop = qt55.callPackage ../applications/networking/instant-messengers/telegram/tdesktop { };
+
+  telegram-cli = callPackage ../applications/networking/instant-messengers/telegram/telegram-cli { };
 
   telepathy_gabble = callPackage ../applications/networking/instant-messengers/telepathy/gabble { };