diff --git a/pkgs/development/libraries/libtgvoip/default.nix b/pkgs/development/libraries/libtgvoip/default.nix
new file mode 100644
index 00000000000..80c6e7e204e
--- /dev/null
+++ b/pkgs/development/libraries/libtgvoip/default.nix
@@ -0,0 +1,31 @@
+{ stdenv, lib, fetchFromGitHub, pkg-config, autoreconfHook
+, openssl, libopus, alsaLib, libpulseaudio
+}:
+
+with lib;
+
+stdenv.mkDerivation rec {
+  pname = "libtgvoip";
+  version = "unstable-2020-01-21";
+
+  src = fetchFromGitHub {
+    owner = "telegramdesktop";
+    repo = "libtgvoip";
+    rev = "ade4434f1c6efabecc3b548ca1f692f8d103d22a";
+    sha256 = "1bhnx3sknadx7a4qk9flh356kffb02xx32grj7cj7ik4rarccgp0";
+  };
+
+  outputs = [ "out" "dev" ];
+
+  nativeBuildInputs = [ pkg-config autoreconfHook ];
+  buildInputs = [ openssl libopus alsaLib libpulseaudio ];
+  enableParallelBuilding = true;
+
+  meta = {
+    description = "VoIP library for Telegram clients";
+    license = licenses.unlicense;
+    platforms = platforms.linux;
+    homepage = https://github.com/telegramdesktop/libtgvoip;
+    maintainers = with maintainers; [ ilya-fedin ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 6abbca2153d..2bf409b209a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13045,6 +13045,8 @@ in
 
   libtap = callPackage ../development/libraries/libtap { };
 
+  libtgvoip = callPackage ../development/libraries/libtgvoip { };
+
   libtsm = callPackage ../development/libraries/libtsm { };
 
   libtxc_dxtn = callPackage ../development/libraries/libtxc_dxtn { };