diff --git a/shell.nix b/shell.nix
index 1ff269f..f29725d 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,15 +1,69 @@
 { nixpkgs ? import <nixpkgs> {}
 , compiler ? "default"
 , doBenchmark ? false
-, nanovg
 }:
 
 let
 
   inherit (nixpkgs) pkgs;
 
-  f = { mkDerivation, affection, base, containers, glew
-      , linear, nanovg, OpenGL, random, sdl2, stdenv, stm
+  nanovgNeko = with haskellPackages; callPackage ({
+    mkDerivation, base, bytestring, c2hs, containers, glew, hspec,
+    inline-c, libGL, libGLU, QuickCheck, text, vector, pkgconfig }:
+    mkDerivation {
+      pname = "nanovg";
+      version = "0.5.2.0";
+      src = pkgs.fetchFromGitHub {
+        owner = "nek0";
+        repo = "nanovg-hs";
+        rev = "21868dc2c8e6eae8e7c0962d22890a8f2522cab0";
+        sha256 = "0diyyajniyxzmg5za34crwwlajf40x8bplja6mbgv2syax5d446d";
+        fetchSubmodules = true;
+      };
+      revision = "1";
+      isLibrary = true;
+      isExecutable = true;
+      doCheck = false;
+      libraryHaskellDepends = [ base bytestring containers text vector ];
+      librarySystemDepends = [ glew libGL libGLU pkgconfig ];
+      libraryToolDepends = [ c2hs ];
+      testHaskellDepends = [ base containers hspec inline-c QuickCheck ];
+      homepage = "https://github.com/cocreature/nanovg-hs";
+      description = "Haskell bindings for nanovg";
+      license = pkgs.stdenv.lib.licenses.isc;
+      hydraPlatforms = pkgs.stdenv.lib.platforms.none;
+    }) { inherit (pkgs) glew; inherit (pkgs) libGL; inherit (pkgs) libGLU; inherit (pkgs) pkgconfig; };
+
+  affectionNeko = with haskellPackages; callPackage ({ mkDerivation
+    , base, bytestring, clock, containers, glib, linear, monad-loops, monad-parallel
+    , mtl, OpenGL, sdl2, stdenv, stm, text, uuid, vector }:
+    mkDerivation {
+      pname = "affection";
+      version = "0.0.0.9";
+      src = pkgs.fetchFromGitHub {
+        owner = "nek0";
+        repo = "affection";
+        rev = "33c99b8888328e4ed17f5c65ac49f5eab2645549";
+        sha256 = "0psqxqj1a8l5fia49ay2pb72kjnw5i54m6dcmrpz5hi1654aznll";
+      };
+      revision = "1";
+      isLibrary = true;
+      libraryHaskellDepends = [
+        base bytestring clock containers glib linear monad-loops
+        monad-parallel mtl OpenGL sdl2 stm text uuid vector
+      ];
+      librarySystemDepends = [ ];
+      libraryToolDepends = [  ];
+      testHaskellDepends = [ ];
+      homepage = "https://github.com/nek0/affection";
+      description = "A simple Game Engine in Haskell using SDL";
+      license = pkgs.stdenv.lib.licenses.gpl3;
+      hydraPlatforms = pkgs.stdenv.lib.platforms.none;
+    }) { };
+
+
+  f = { mkDerivation, base, containers, glew
+      , linear, OpenGL, random, sdl2, stdenv, stm
       }:
       mkDerivation {
         pname = "haskelloids";
@@ -18,7 +72,7 @@ let
         isLibrary = false;
         isExecutable = true;
         executableHaskellDepends = [
-          affection base containers linear nanovg OpenGL random sdl2 stm
+          affectionNeko base containers linear nanovgNeko OpenGL random sdl2 stm
         ];
         executableSystemDepends = [ glew ];
         executablePkgconfigDepends = [ glew ];