diff --git a/default.nix b/default.nix
index 00f919a..70d77d5 100644
--- a/default.nix
+++ b/default.nix
@@ -33,6 +33,8 @@ in
 
   oha = callPackage ./oha { };
 
+  rlvm = callPackage ./rlvm { };
+
   snownews = callPackage ./snownews { };
 
   textidote = callPackage ./textidote { };
diff --git a/flake.nix b/flake.nix
index dde7bd4..cb7c490 100644
--- a/flake.nix
+++ b/flake.nix
@@ -41,6 +41,7 @@
             face_morpher
             nsz
             oha
+            rlvm
             snownews
             textidote
             unxwb
diff --git a/rlvm/0001-Include-OS-environment-in-SCons-environment.patch b/rlvm/0001-Include-OS-environment-in-SCons-environment.patch
new file mode 100644
index 0000000..2188107
--- /dev/null
+++ b/rlvm/0001-Include-OS-environment-in-SCons-environment.patch
@@ -0,0 +1,25 @@
+From c7e20165399adaca1b8373ead456291eadf16229 Mon Sep 17 00:00:00 2001
+From: Simon Bruder <simon@sbruder.de>
+Date: Wed, 28 Jul 2021 18:35:19 +0200
+Subject: [PATCH] Include OS environment in SCons environment
+
+---
+ SConstruct | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/SConstruct b/SConstruct
+index f67673a3..f14cf1ad 100644
+--- a/SConstruct
++++ b/SConstruct
+@@ -19,6 +19,8 @@ AddOption('--fullstatic', action='store_true',
+ 
+ # Set libraries used by all configurations and all binaries in rlvm.
+ env = Environment(
++  ENV = os.environ,
++
+   tools = ["default", "rlvm"],
+ 
+   LIBS = ["z"],
+-- 
+2.31.1
+
diff --git a/rlvm/default.nix b/rlvm/default.nix
new file mode 100644
index 0000000..7efe36b
--- /dev/null
+++ b/rlvm/default.nix
@@ -0,0 +1,74 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, scons
+, pkg-config
+, SDL
+, SDL_image
+, SDL_mixer
+, SDL_ttf
+, boost
+, freetype
+, glew
+, gtk2
+, libogg
+, libsndfile
+, libvorbis
+, zita-resampler
+}:
+
+stdenv.mkDerivation rec {
+  pname = "rlvm";
+  # there has been no release since 2014, but important updates (like python 3
+  # support) have been made since then
+  version = "unstable-2021-05-27";
+
+  src = fetchFromGitHub {
+    owner = "eglaysher";
+    repo = pname;
+    rev = "fabf134a8023e6bb20473882a123666060b6187c";
+    sha256 = "1y1l1hwcab8ln3rz4qlz3kl85l4byf0w00ysblki7lfsqm79lq3h";
+  };
+
+  patches = [
+    ./0001-Include-OS-environment-in-SCons-environment.patch
+  ];
+
+  nativeBuildInputs = [
+    scons
+    pkg-config
+  ];
+  buildInputs = [
+    SDL
+    # FIXME: They are not recognised by SCons
+    #SDL_image
+    #SDL_mixer
+    #SDL_ttf
+    boost
+    freetype
+    glew
+    gtk2
+    libogg
+    libsndfile
+    libvorbis
+    zita-resampler
+  ];
+
+  sconsFlags = [
+    "--release"
+  ];
+
+  installPhase = ''
+    runHook preInstall
+    install -D build/release/rlvm $out/bin/rlvm
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "RealLive clone for Linux and OSX";
+    homepage = "http://www.rlvm.net/";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ sbruder ];
+    platforms = platforms.unix;
+  };
+}