diff --git a/flake.nix b/flake.nix
index 9fa703b..7c040dd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -107,10 +107,17 @@
         pkgs = nixpkgs.legacyPackages.${system};
       in
       {
-        packages = import ./packages {
-          inherit my-lib;
-          inherit (nixpkgs) lib;
-        } (inputs // { inherit system; });
+        packages =
+          import ./packages
+            {
+              inherit my-lib;
+              inherit (nixpkgs) lib;
+            }
+            {
+              pkgs = nixpkgs.legacyPackages.${system};
+              pkgs-unstable = inputs.nixpkgs-unstable.legacyPackages.${system};
+              pkgs-master = inputs.nixpkgs-master.legacyPackages.${system};
+            };
 
         formatter = pkgs.nixfmt-tree;
 
diff --git a/packages/ahab.nix b/packages/ahab.nix
index 6e00454..a0d47e2 100644
--- a/packages/ahab.nix
+++ b/packages/ahab.nix
@@ -1,7 +1,6 @@
-{ nixpkgs, system, ... }:
+{ pkgs, ... }:
 
 let
-  pkgs = import nixpkgs { inherit system; };
   version = "v0.3.2";
 in
 pkgs.rustPlatform.buildRustPackage {
diff --git a/packages/ca-matheo-si.nix b/packages/ca-matheo-si.nix
index da7b2a1..591cfc0 100644
--- a/packages/ca-matheo-si.nix
+++ b/packages/ca-matheo-si.nix
@@ -1,7 +1,6 @@
-{ nixpkgs, system, ... }:
+{ pkgs, ... }:
 
 let
-  pkgs = import nixpkgs { inherit system; };
   version = "C6r62em";
 in
 
diff --git a/packages/ggman.nix b/packages/ggman.nix
index 8430519..7eaad2d 100644
--- a/packages/ggman.nix
+++ b/packages/ggman.nix
@@ -1,8 +1,7 @@
-{ nixpkgs-master, system, ... }:
+{ pkgs-master, ... }:
 
 let
-  nixpkgs = nixpkgs-master;
-  pkgs = import nixpkgs { inherit system; };
+  pkgs = pkgs-master;
   version = "e24855c";
 in
 pkgs.buildGoModule.override
diff --git a/packages/git-linearize.nix b/packages/git-linearize.nix
index e9c1601..73be4d3 100644
--- a/packages/git-linearize.nix
+++ b/packages/git-linearize.nix
@@ -1,7 +1,6 @@
-{ nixpkgs, system, ... }:
+{ pkgs, ... }:
 
 let
-  pkgs = import nixpkgs { inherit system; };
   version = "main";
 in
 pkgs.stdenv.mkDerivation {