diff --git a/flake.nix b/flake.nix
index fb03e36ad..dcac07bbe 100644
--- a/flake.nix
+++ b/flake.nix
@@ -17,12 +17,48 @@
       config.allowUnfree = true;
       config.cudaSupport = true;
     };
-    python = pkgs.python3;
+    python = let
+      packageOverrides = self: super:
+      {
+        "comfyui-frontend-package" = super.buildPythonPackage 
+        {
+          pname = "comfyui-frontend-package";
+          version = "1.12.14";
+          src = fetchTarball {
+            url = "https://files.pythonhosted.org/packages/cc/33/0ca463657227a7538b8b1d924840e4e25307f8c8d20c683439d7ea97ba6d/comfyui_frontend_package-1.12.14.tar.gz";
+            sha256 = "1c5j01xqkzxqzj5nf646jrs7g095b0pzliy9b3b60wrspkaa2296";
+          };
+          propagatedBuildInputs = [
+            super.setuptools
+          ];
+          COMFYUI_FRONTEND_VERSION = "1.12.14";
+        };
+        "spandrel" = super.buildPythonPackage {
+          pname = "spandrel";
+          pyproject = true;
+          version = "0.4.1";
+          src = fetchTarball {
+            url = "https://files.pythonhosted.org/packages/45/e0/048cd03119a9f2b685a79601a52311d5910ff6fd710c01f4ed6769a2892f/spandrel-0.4.1.tar.gz";
+            sha256 = "1byaq7mzjs27qhs9d7aw6xflqlj3qzm47mgawdxrlcw9qj4gk9w4";
+          };
+          buildInputs = [
+            super.torch
+            super.torchvision
+            super.safetensors
+            super.einops
+          ];
+        };
+      };
+    in
+      pkgs.python3.override {
+        inherit packageOverrides;
+        self = python;
+      };
     project = pyproject-nix.lib.project.loadRequirementsTxt {
       projectRoot = ./.;
     };
     pythonEnv = assert project.validators.validateVersionConstraints {inherit python;} == {}; (
-      pkgs.python3.withPackages (project.renderers.withPackages {
+      python.withPackages (project.renderers.withPackages {
         inherit python;
       })
     );
@@ -31,6 +67,7 @@
     devShells.${system}.default = pkgs.mkShell {
       packages = [
         pythonEnv
+        #(python.withPackages (ps: with ps; [ comfyui-frontend-package ]))
       ];
     };
   };
diff --git a/requirements.txt b/requirements.txt
index 493b3830a..70689bc99 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,6 +19,6 @@ psutil
 
 #non essential dependencies:
 kornia>=0.7.1
-# spandrel
+spandrel
 soundfile
 av