diff --git a/flake.nix b/flake.nix
index a6eb480..4c32dc5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "Nixos config flake";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable-small";
     # nixpkgs.url = "github:nixos/nixpkgs/master";
 
     # nixpkgs.url = "github:NixOS/nixpkgs/d8e0944e6d2ce0f326040e654c07a410e2617d47";