diff --git a/flake.lock b/flake.lock
index f2b65a39..00b07283 100644
--- a/flake.lock
+++ b/flake.lock
@@ -81,7 +81,7 @@
         "utils": "utils_2"
       },
       "locked": {
-        "narHash": "sha256-aGpcPxOBIPnwj6uLNtpKefZjEbDkZnMHZ2mH12veHnY=",
+        "narHash": "sha256-LvO5VwFNFzb2xbmgw+fWhkrRY1KMlp5vxqQU/BqS0H8=",
         "path": "./lib",
         "type": "path"
       },
@@ -280,7 +280,7 @@
         ]
       },
       "locked": {
-        "narHash": "sha256-XG4TOZObj2Wd8KiqnHgtlWjjMbJOIJB7+DxUFzMCXw8=",
+        "narHash": "sha256-Zs7dc0dNNa0Z3//+Gckxj7SKrMqVovY0xZZ1z8xWnEg=",
         "path": "./pkgs",
         "type": "path"
       },
@@ -337,11 +337,11 @@
     },
     "utils_2": {
       "locked": {
-        "lastModified": 1618217525,
-        "narHash": "sha256-WGrhVczjXTiswQaoxQ+0PTfbLNeOQM6M36zvLn78AYg=",
+        "lastModified": 1618868421,
+        "narHash": "sha256-vyoJhLV6cJ8/tWz+l9HZLIkb9Rd9esE7p+0RL6zDR6Y=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "c6169a2772643c4a93a0b5ac1c61e296cba68544",
+        "rev": "eed214942bcfb3a8cc09eb3b28ca7d7221e44a94",
         "type": "github"
       },
       "original": {
diff --git a/lib/devos/default.nix b/lib/devos/default.nix
index 05ec38fc..9a3118f5 100644
--- a/lib/devos/default.nix
+++ b/lib/devos/default.nix
@@ -9,7 +9,7 @@
 
   profileMap = list: map (profile: profile.default) (lib.flatten list);
 
-  mkNodes =  import ./mkNodes.nix { inherit lib; };
+  mkNodes = import ./mkNodes.nix { inherit lib; };
 
   mkHosts = import ./mkHosts.nix { inherit lib; };
 
diff --git a/lib/devos/devosSystem.nix b/lib/devos/devosSystem.nix
index 6ea50dab..c27a5a88 100644
--- a/lib/devos/devosSystem.nix
+++ b/lib/devos/devosSystem.nix
@@ -1,8 +1,7 @@
 { lib }:
 
-{ userFlakeNixOS, userFlakeSelf, userFlakeInputs }:
-
-{ modules, ... } @ args:
+{ self, nixos, inputs, modules, ... } @ allArgs:
+let args = builtins.removeAttrs allArgs [ "self" "nixos" "inputs" ]; in
 lib.nixosSystem (args // {
   modules =
     let
@@ -15,7 +14,7 @@ lib.nixosSystem (args // {
         (args // {
           modules = moduleList ++ [
 
-            "${userFlakeNixOS}/${modpath}/installer/cd-dvd/installation-cd-minimal-new-kernel.nix"
+            "${nixos}/${modpath}/installer/cd-dvd/installation-cd-minimal-new-kernel.nix"
 
             ({ config, suites, ... }: {
 
@@ -25,15 +24,15 @@ lib.nixosSystem (args // {
               disabledModules = map (x: [ x ])
                 (lib.remove modules.core suites.allProfiles);
 
-              nix.registry = lib.mapAttrs (n: v: { flake = v; }) userFlakeInputs;
+              nix.registry = lib.mapAttrs (n: v: { flake = v; }) inputs;
 
               isoImage.isoBaseName = "nixos-" + config.networking.hostName;
               isoImage.contents = [{
-                source = userFlakeSelf;
+                source = self;
                 target = "/devos/";
               }];
               isoImage.storeContents = [
-                userFlakeSelf.devShell.${config.nixpkgs.system}
+                self.devShell.${config.nixpkgs.system}
                 # include also closures that are "switched off" by the
                 # above profile filter on the local config attribute
                 fullHostConfig.system.build.toplevel
diff --git a/lib/devos/mkHomeConfigurations.nix b/lib/devos/mkHomeConfigurations.nix
index 6ccfa50a..3a07ba82 100644
--- a/lib/devos/mkHomeConfigurations.nix
+++ b/lib/devos/mkHomeConfigurations.nix
@@ -1,6 +1,6 @@
 { lib }:
 
-{ userFlakeSelf }:
+nixosConfigurations:
 
 with lib;
 let
@@ -8,7 +8,7 @@ let
     mapAttrs' (user: v: nameValuePair "${user}@${host}" v.home)
       config.config.system.build.homes;
 
-  hmConfigs = mapAttrs mkHomes userFlakeSelf.nixosConfigurations;
+  hmConfigs = mapAttrs mkHomes nixosConfigurations;
 
 in
 foldl recursiveUpdate { } (attrValues hmConfigs)
diff --git a/lib/devos/mkHosts.nix b/lib/devos/mkHosts.nix
index 3dc811ed..2316da33 100644
--- a/lib/devos/mkHosts.nix
+++ b/lib/devos/mkHosts.nix
@@ -1,8 +1,6 @@
-{ lib  }:
+{ lib }:
 
-{ userFlakeNixOS, userFlakeInputs, userFlakeSelf }:
-
-{ dir, extern, suites, overrides, multiPkgs }:
+{ self, nixos, inputs, dir, extern, suites, overrides, multiPkgs }:
 let
   defaultSystem = "x86_64-linux";
 
@@ -31,24 +29,24 @@ let
         useUserPackages = true;
 
         extraSpecialArgs = extern.userSpecialArgs // { suites = suites.user; };
-        sharedModules = extern.userModules ++ (builtins.attrValues userFlakeSelf.homeModules);
+        sharedModules = extern.userModules ++ (builtins.attrValues self.homeModules);
       };
       users.mutableUsers = lib.mkDefault false;
 
       hardware.enableRedistributableFirmware = lib.mkDefault true;
 
       nix.nixPath = [
-        "nixpkgs=${userFlakeNixOS}"
-        "nixos-config=${userFlakeSelf}/lib/compat/nixos"
-        "home-manager=${userFlakeInputs.home}"
+        "nixpkgs=${nixos}"
+        "nixos-config=${self}/lib/compat/nixos"
+        "home-manager=${inputs.home}"
       ];
 
       nixpkgs.pkgs = lib.mkDefault multiPkgs.${config.nixpkgs.system};
 
       nix.registry = {
-        devos.flake = userFlakeSelf;
-        nixos.flake = userFlakeNixOS;
-        override.flake = userFlakeInputs.override;
+        devos.flake = self;
+        nixos.flake = nixos;
+        override.flake = inputs.override;
       };
 
       nix.package = pkgs.nixFlakes;
@@ -59,13 +57,13 @@ let
         }
       '';
 
-      system.configurationRevision = lib.mkIf (userFlakeSelf ? rev) userFlakeSelf.rev;
+      system.configurationRevision = lib.mkIf (self ? rev) self.rev;
     };
 
     # Everything in `./modules/list.nix`.
-    flakeModules = { imports = builtins.attrValues userFlakeSelf.nixosModules ++ extern.modules; };
+    flakeModules = { imports = builtins.attrValues self.nixosModules ++ extern.modules; };
 
-    cachix = let rootCachix = "${userFlakeSelf}/cachix.nix"; in
+    cachix = let rootCachix = "${self}/cachix.nix"; in
       if builtins.pathExists rootCachix
       then rootCachix
       else { }
@@ -84,7 +82,7 @@ let
         networking = { inherit hostName; };
 
         _module.args = {
-          self = userFlakeSelf;
+          self = self;
           hosts = builtins.mapAttrs (_: host: host.config)
             (removeAttrs hosts [ hostName ]);
         };
@@ -97,9 +95,7 @@ let
       };
     in
     lib.os.devosSystem {
-      inherit userFlakeNixOS userFlakeInputs userFlakeSelf;
-    } {
-      inherit specialArgs;
+      inherit self nixos inputs specialArgs;
       system = defaultSystem;
       modules = modules // { inherit local; };
     };
diff --git a/lib/devos/mkPackages.nix b/lib/devos/mkPackages.nix
index eeac9294..d8992685 100644
--- a/lib/devos/mkPackages.nix
+++ b/lib/devos/mkPackages.nix
@@ -1,10 +1,7 @@
 { lib }:
 
-{ userFlakeSelf }:
-
-{ pkgs }:
+{ overlay, overlays, pkgs }:
 let
-  inherit (userFlakeSelf) overlay overlays;
   packagesNames = lib.attrNames (overlay null null)
     ++ lib.attrNames (lib.concatAttrs
     (lib.attrValues
diff --git a/lib/devos/mkPkgs.nix b/lib/devos/mkPkgs.nix
index be32dddf..a7cf2366 100644
--- a/lib/devos/mkPkgs.nix
+++ b/lib/devos/mkPkgs.nix
@@ -1,12 +1,10 @@
 { lib, utils }:
 
-{ userFlakeNixOS, userFlakeSelf, userFlakeInputs }:
-
-{ extern, overrides }:
+{ self, nixos, inputs, extern, overrides }:
 (utils.lib.eachDefaultSystem
   (system:
     let
-      overridePkgs = lib.os.pkgImport userFlakeInputs.override [ ] system;
+      overridePkgs = lib.os.pkgImport inputs.override [ ] system;
       overridesOverlay = overrides.packages;
 
       overlays = [
@@ -17,11 +15,11 @@
           });
         })
         (overridesOverlay overridePkgs)
-        userFlakeSelf.overlay
+        self.overlay
       ]
       ++ extern.overlays
-      ++ (lib.attrValues userFlakeSelf.overlays);
+      ++ (lib.attrValues self.overlays);
     in
-    { pkgs = lib.os.pkgImport userFlakeNixOS overlays system; }
+    { pkgs = lib.os.pkgImport nixos overlays system; }
   )
 ).pkgs
diff --git a/lib/devos/mkProfileAttrs.nix b/lib/devos/mkProfileAttrs.nix
index 0a96cfb5..cdfc32e7 100644
--- a/lib/devos/mkProfileAttrs.nix
+++ b/lib/devos/mkProfileAttrs.nix
@@ -2,16 +2,16 @@
 
 let mkProfileAttrs =
   /**
-  Synopsis: mkProfileAttrs _path_
+    Synopsis: mkProfileAttrs _path_
 
-  Recursively collect the subdirs of _path_ containing a default.nix into attrs.
-  This sets a contract, eliminating ambiguity for _default.nix_ living under the
-  profile directory.
+    Recursively collect the subdirs of _path_ containing a default.nix into attrs.
+    This sets a contract, eliminating ambiguity for _default.nix_ living under the
+    profile directory.
 
-  Example:
-  let profiles = mkProfileAttrs ./profiles; in
-  assert profiles ? core.default; 0
-  **/
+    Example:
+    let profiles = mkProfileAttrs ./profiles; in
+    assert profiles ? core.default; 0
+    **/
   dir:
   let
     imports =
diff --git a/lib/flake.lock b/lib/flake.lock
new file mode 100644
index 00000000..f70c491f
--- /dev/null
+++ b/lib/flake.lock
@@ -0,0 +1,147 @@
+{
+  "nodes": {
+    "deploy": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "naersk": "naersk",
+        "nixpkgs": "nixpkgs",
+        "utils": "utils"
+      },
+      "locked": {
+        "lastModified": 1616406726,
+        "narHash": "sha256-n9zmgxR03QNrvs9/fHewqE0j3SjL7Y+cglBCFu3U3rg=",
+        "owner": "serokell",
+        "repo": "deploy-rs",
+        "rev": "9e405fbc5ab5bacbd271fd78c6b6b6877c4d9f8d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "serokell",
+        "repo": "deploy-rs",
+        "type": "github"
+      }
+    },
+    "devshell": {
+      "locked": {
+        "lastModified": 1618523768,
+        "narHash": "sha256-Gev9da35pHUey3kGz/zrJFc/9ICs++vPCho7qB1mqd8=",
+        "owner": "numtide",
+        "repo": "devshell",
+        "rev": "709fe4d04a9101c9d224ad83f73416dce71baf21",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "devshell",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1606424373,
+        "narHash": "sha256-oq8d4//CJOrVj+EcOaSXvMebvuTkmBJuT5tzlfewUnQ=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "99f1c2157fba4bfe6211a321fd0ee43199025dbf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "naersk": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1610392286,
+        "narHash": "sha256-3wFl5y+4YZO4SgRYK8WE7JIS3p0sxbgrGaQ6RMw+d98=",
+        "owner": "nmattia",
+        "repo": "naersk",
+        "rev": "d7bfbad3304fd768c0f93a4c3b50976275e6d4be",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nmattia",
+        "ref": "master",
+        "repo": "naersk",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1610942247,
+        "narHash": "sha256-PKo1ATAlC6BmfYSRmX0TVmNoFbrec+A5OKcabGEu2yU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "7d71001b796340b219d1bfa8552c81995017544a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1619244632,
+        "narHash": "sha256-IDcbMRnyKO9WlQ5xzIlM3HfWAUKTy+3xSd+CvDGiLgE=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "5cecebfb2f76da7b93f19967e99b3ff4fb4d2850",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "deploy": "deploy",
+        "devshell": "devshell",
+        "nixpkgs": "nixpkgs_2",
+        "utils": "utils_2"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1610051610,
+        "narHash": "sha256-U9rPz/usA1/Aohhk7Cmc2gBrEEKRzcW4nwPWMPwja4Y=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "3982c9903e93927c2164caa727cd3f6a0e6d14cc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "utils_2": {
+      "locked": {
+        "lastModified": 1618868421,
+        "narHash": "sha256-vyoJhLV6cJ8/tWz+l9HZLIkb9Rd9esE7p+0RL6zDR6Y=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "eed214942bcfb3a8cc09eb3b28ca7d7221e44a94",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/lib/flake.nix b/lib/flake.nix
index 4120e83a..c9bd99a5 100644
--- a/lib/flake.nix
+++ b/lib/flake.nix
@@ -4,87 +4,84 @@
   inputs =
     {
       deploy.url = "github:serokell/deploy-rs";
-      deploy.inputs = {
-        utils.follows = "utils";
-      };
       devshell.url = "github:numtide/devshell";
       utils.url = "github:numtide/flake-utils";
-      
     };
 
-  outputs = inputs@{ self, nixpkgs, deploy, devshell, utils, ... }: let
-
-    lib = nixpkgs.lib.makeExtensible (self:
-      let
-        attrs = import ./attrs.nix { lib = nixpkgs.lib // self; };
-        lists = import ./lists.nix { lib = nixpkgs.lib // self; };
-        strings = import ./strings.nix { lib = nixpkgs.lib // self; };
-      in
-
-      utils.lib
-
-      //
-
-      {
-        os = import ./devos {
-          lib = nixpkgs.lib // self;
-          inherit utils;
-        };
-
-        mkFlake = {
-          __functor = import ./mkFlake {
-            lib = nixpkgs.lib // self;
-            inherit deploy;
-          };
-          evalArgs = import  ./mkFlake/evalArgs.nix { lib = nixpkgs.lib // self; };
-          evalOldArgs = import  ./mkFlake/evalOldArgs.nix { lib = nixpkgs.lib // self; };
-        };
-
-        pkgs-lib = import ./pkgs-lib {
-          lib = nixpkgs.lib // self;
-          inherit nixpkgs deploy devshell;
-        };
-
-        inherit (attrs)
-          mapFilterAttrs
-          genAttrs'
-          safeReadDir
-          pathsToImportedAttrs
-          concatAttrs
-          filterPackages;
-        inherit (lists) pathsIn;
-        inherit (strings) rgxToString;
-      }
-    );
-
-    jobs = import ./jobs { inherit nixpkgs; lib = nixpkgs.lib // lib; };
-
-  in
-
-  {
-    inherit jobs;
-
-    lib = utils.lib // {
-      inherit (lib)
-        mkFlake;
-    };
-
-  }
-
-  //
-
-  utils.lib.eachDefaultSystem (system:
+  outputs = inputs@{ self, nixpkgs, deploy, devshell, utils, ... }:
     let
-      nixpkgs' = import nixpkgs { inherit system; overlays = []; config = {}; };
+
+      lib = nixpkgs.lib.makeExtensible (self:
+        let
+          attrs = import ./attrs.nix { lib = nixpkgs.lib // self; };
+          lists = import ./lists.nix { lib = nixpkgs.lib // self; };
+          strings = import ./strings.nix { lib = nixpkgs.lib // self; };
+        in
+
+        utils.lib
+
+        //
+
+        {
+          os = import ./devos {
+            lib = nixpkgs.lib // self;
+            inherit utils;
+          };
+
+          mkFlake = {
+            __functor = import ./mkFlake {
+              lib = nixpkgs.lib // self;
+              inherit deploy;
+            };
+            evalArgs = import ./mkFlake/evalArgs.nix { lib = nixpkgs.lib // self; };
+            evalOldArgs = import ./mkFlake/evalOldArgs.nix { lib = nixpkgs.lib // self; };
+          };
+
+          pkgs-lib = import ./pkgs-lib {
+            lib = nixpkgs.lib // self;
+            inherit nixpkgs deploy devshell;
+          };
+
+          inherit (attrs)
+            mapFilterAttrs
+            genAttrs'
+            safeReadDir
+            pathsToImportedAttrs
+            concatAttrs
+            filterPackages;
+          inherit (lists) pathsIn;
+          inherit (strings) rgxToString;
+        }
+      );
+
+      jobs = import ./jobs { inherit nixpkgs; lib = nixpkgs.lib // lib; };
+
     in
+
+    {
+      inherit jobs;
+
+      lib = utils.lib // {
+        inherit (lib)
+          mkFlake;
+      };
+
+    }
+
+    //
+
+    utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs { inherit system; };
+      in
       {
         checks = {
           tests = import ./tests {
-            inherit (nixpkgs') pkgs;
+            inherit pkgs;
             lib = nixpkgs.lib // lib;
           };
         };
       }
-  );
+    );
 
 }
diff --git a/lib/jobs/default.nix b/lib/jobs/default.nix
index 2f108ed7..5e9cff28 100644
--- a/lib/jobs/default.nix
+++ b/lib/jobs/default.nix
@@ -1,5 +1,7 @@
-{ nixpkgs, lib, system ? "x86_64-linux" }: let
-  pkgs = import nixpkgs { inherit system; overlays = []; config = {}; };
-in {
+{ nixpkgs, lib, system ? "x86_64-linux" }:
+let
+  pkgs = import nixpkgs { inherit system; overlays = [ ]; config = { }; };
+in
+{
   mkFlakeDoc = import ./mkFlakeDoc.nix { inherit pkgs lib; };
 }
diff --git a/lib/jobs/mkFlakeDoc.nix b/lib/jobs/mkFlakeDoc.nix
index 45ddeed5..5a13d9f4 100644
--- a/lib/jobs/mkFlakeDoc.nix
+++ b/lib/jobs/mkFlakeDoc.nix
@@ -22,9 +22,7 @@ let
   '';
 
   options = (
-    lib.mkFlake.evalArgs
-      { userFlakeSelf = {}; userFlakeNixOS = {}; }
-      { args = { }; }
+    lib.mkFlake.evalArgs { nixos = "nixos"; args = { }; }
   ).options;
 
   processedOptions = (pkgs.nixosOptionsDoc { inherit options; }).optionsNix;
diff --git a/lib/mkFlake/default.nix b/lib/mkFlake/default.nix
index 217baa6b..d086283a 100644
--- a/lib/mkFlake/default.nix
+++ b/lib/mkFlake/default.nix
@@ -6,31 +6,26 @@ in
 _: { self, inputs, nixos, ... } @ args:
 let
 
-  userFlakeSelf = self;
-  userFlakeInputs = inputs;
-  userFlakeNixOS = nixos;
-
   cfg = (
     lib.mkFlake.evalOldArgs
-      { inherit userFlakeSelf userFlakeInputs; }
-      { inherit args; }
+      { inherit self inputs args; }
   ).config;
 
   multiPkgs = os.mkPkgs
-    { inherit userFlakeSelf userFlakeInputs userFlakeNixOS; }
-    { inherit (cfg) extern overrides; };
+    {
+      inherit self inputs nixos;
+      inherit (cfg) extern overrides;
+    };
 
   outputs = {
     nixosConfigurations = os.mkHosts
-      { inherit userFlakeSelf userFlakeInputs userFlakeNixOS; }
       {
-        inherit multiPkgs;
+        inherit self inputs nixos multiPkgs;
         inherit (cfg) extern suites overrides;
         dir = cfg.hosts;
       };
 
-    homeConfigurations = os.mkHomeConfigurations
-      { inherit userFlakeSelf; };
+    homeConfigurations = os.mkHomeConfigurations self.nixosConfigurations;
 
     nixosModules = cfg.modules;
 
@@ -39,7 +34,7 @@ let
     overlay = cfg.packages;
     inherit (cfg) overlays;
 
-    deploy.nodes = os.mkNodes deploy userFlakeSelf.nixosConfigurations;
+    deploy.nodes = os.mkNodes deploy self.nixosConfigurations;
   };
 
   systemOutputs = lib.eachDefaultSystem (system:
@@ -47,15 +42,16 @@ let
       pkgs = multiPkgs.${system};
       pkgs-lib = lib.pkgs-lib.${system};
       # all packages that are defined in ./pkgs
-      legacyPackages = os.mkPackages
-        { inherit userFlakeSelf; }
-        { inherit pkgs; };
+      legacyPackages = os.mkPackages {
+        inherit pkgs;
+        inherit (self) overlay overlays;
+      };
     in
     {
       checks = pkgs-lib.tests.mkChecks {
-        inherit (userFlakeSelf.deploy) nodes;
-        hosts = userFlakeSelf.nixosConfigurations;
-        homes = userFlakeSelf.homeConfigurations;
+        inherit (self.deploy) nodes;
+        hosts = self.nixosConfigurations;
+        homes = self.homeConfigurations;
       };
 
       inherit legacyPackages;
diff --git a/lib/mkFlake/evalArgs.nix b/lib/mkFlake/evalArgs.nix
index b162ad1a..cb90f614 100644
--- a/lib/mkFlake/evalArgs.nix
+++ b/lib/mkFlake/evalArgs.nix
@@ -1,8 +1,6 @@
 { lib }:
 
-{ userFlakeSelf, userFlakeNixOS }:
-
-{ args }:
+{ nixos, args }:
 let
   argOpts = with lib; { config, ... }:
     let
@@ -51,10 +49,10 @@ let
         options = with types; {
           input = mkOption {
             type = flakeType;
-            default = userFlakeNixOS;
+            default = nixos;
             description = ''
               nixpkgs flake input to use for this channel
-           '';
+            '';
           };
           overlays = mkOption {
             type = pathToListOf overlayType;
@@ -198,7 +196,7 @@ let
           let
             default = {
               nixpkgs = {
-                input = userFlakeNixOS;
+                input = nixos;
               };
             };
           in
diff --git a/lib/mkFlake/evalOldArgs.nix b/lib/mkFlake/evalOldArgs.nix
index 2cf92214..c319d43a 100644
--- a/lib/mkFlake/evalOldArgs.nix
+++ b/lib/mkFlake/evalOldArgs.nix
@@ -1,8 +1,6 @@
 { lib }:
 
-{ userFlakeSelf, userFlakeInputs }:
-
-{ args }:
+{ self, inputs, args }:
 let
   argOpts = with lib; { config, options, ... }:
     let
@@ -32,8 +30,8 @@ let
         };
         hosts = mkOption {
           type = path;
-          default = "${userFlakeSelf}/hosts";
-          defaultText = "\${userFlakeSelf}/hosts";
+          default = "${self}/hosts";
+          defaultText = "\${self}/hosts";
           apply = toString;
           description = ''
             Path to directory containing host configurations that will be exported
@@ -74,15 +72,15 @@ let
         };
         profiles = mkOption {
           type = path;
-          default = "${userFlakeSelf}/profiles";
-          defaultText = "\${userFlakeSelf}/profiles";
+          default = "${self}/profiles";
+          defaultText = "\${self}/profiles";
           apply = x: os.mkProfileAttrs (toString x);
           description = "path to profiles folder that can be collected into suites";
         };
         userProfiles = mkOption {
           type = path;
-          default = "${userFlakeSelf}/users/profiles";
-          defaultText = "\${userFlakeSelf}/users/profiles";
+          default = "${self}/users/profiles";
+          defaultText = "\${self}/users/profiles";
           apply = x: os.mkProfileAttrs (toString x);
           description = "path to user profiles folder that can be collected into userSuites";
         };
@@ -107,8 +105,8 @@ let
           };
         users = mkOption {
           type = path;
-          default = "${userFlakeSelf}/users";
-          defaultText = "\${userFlakeSelf}/users";
+          default = "${self}/users";
+          defaultText = "\${self}/users";
           apply = x: os.mkProfileAttrs (toString x);
           description = ''
             path to folder containing profiles that define system users
@@ -131,9 +129,9 @@ let
               { modules = []; overlays = []; specialArgs = []; userModules = []; userSpecialArgs = []; }
             '';
             # So unneeded extern attributes can safely be deleted
-            apply = x: defaults // (x { inputs = userFlakeInputs // userFlakeSelf.inputs; });
+            apply = x: defaults // (x { inputs = inputs // self.inputs; });
             description = ''
-              Function with argument 'inputs' that contains all devos and ''${userFlakeSelf}'s inputs.
+              Function with argument 'inputs' that contains all devos and ''${self}'s inputs.
               The function should return an attribute set with modules, overlays, and
               specialArgs to be included across nixos and home manager configurations.
               Only attributes that are used should be returned.
@@ -141,8 +139,8 @@ let
           };
         overlays = mkOption {
           type = path;
-          default = "${userFlakeSelf}/overlays";
-          defaultText = "\${userFlakeSelf}/overlays";
+          default = "${self}/overlays";
+          defaultText = "\${self}/overlays";
           apply = x: lib.pathsToImportedAttrs (lib.pathsIn (toString x));
           description = ''
             path to folder containing overlays which will be applied to pkgs and exported in
diff --git a/lib/pkgs-lib/default.nix b/lib/pkgs-lib/default.nix
index 40b451c2..1cadc2fe 100644
--- a/lib/pkgs-lib/default.nix
+++ b/lib/pkgs-lib/default.nix
@@ -1,9 +1,13 @@
 { lib, nixpkgs, deploy, devshell }:
 
 lib.genAttrs
-  lib.defaultSystems (system:
+  lib.defaultSystems
+  (system:
+    let
+      pkgs = import nixpkgs { inherit system; };
+    in
     {
-      tests = import ./tests { inherit lib deploy nixpkgs system; };
+      tests = import ./tests { inherit lib deploy nixpkgs pkgs system; };
       shell = import ./shell { inherit lib devshell deploy nixpkgs system; };
     }
   )
diff --git a/lib/pkgs-lib/shell/default.nix b/lib/pkgs-lib/shell/default.nix
index 7744f68f..0146ca22 100644
--- a/lib/pkgs-lib/shell/default.nix
+++ b/lib/pkgs-lib/shell/default.nix
@@ -11,7 +11,7 @@ let
 
   ];
 
-  pkgs = import nixpkgs { inherit system overlays; config = {}; };
+  pkgs = import nixpkgs { inherit system overlays; config = { }; };
 
   flk = pkgs.callPackage ./flk.nix { };
 
diff --git a/lib/pkgs-lib/tests/default.nix b/lib/pkgs-lib/tests/default.nix
index 6111acde..b3e60624 100644
--- a/lib/pkgs-lib/tests/default.nix
+++ b/lib/pkgs-lib/tests/default.nix
@@ -1,7 +1,5 @@
-{ lib, nixpkgs, deploy, system }:
+{ lib, nixpkgs, pkgs, deploy, system }:
 let
-  pkgs = import nixpkgs { inherit system; overlays = []; config = {}; };
-
   mkChecks = { hosts, nodes, homes ? { } }:
     let
       deployHosts = lib.filterAttrs
@@ -9,9 +7,10 @@ let
         nodes;
       deployChecks = deploy.lib.${system}.deployChecks { nodes = deployHosts; };
       tests =
-        lib.optionalAttrs (deployHosts != { }) {
-          profilesTest = profilesTest (hosts.${(builtins.head (builtins.attrNames deployHosts))});
-        } // lib.mapAttrs (n: v: v.activationPackage) homes;
+        lib.optionalAttrs (deployHosts != { })
+          {
+            profilesTest = profilesTest (hosts.${(builtins.head (builtins.attrNames deployHosts))});
+          } // lib.mapAttrs (n: v: v.activationPackage) homes;
 
     in
     lib.recursiveUpdate tests deployChecks;
diff --git a/lib/tests/default.nix b/lib/tests/default.nix
index 4863cdf7..ab4d516b 100644
--- a/lib/tests/default.nix
+++ b/lib/tests/default.nix
@@ -1,27 +1,27 @@
 { pkgs, lib }:
 
 pkgs.runCommandNoCC "devos-lib-tests"
-    {
-      buildInputs = [
-        pkgs.nix
-        (
-          let tests = import ./lib.nix { inherit pkgs lib; }; in
-            if tests == [ ] then null
-            else throw (builtins.toJSON tests)
-        )
-      ];
-    } ''
-    datadir="${pkgs.nix}/share"
-    export TEST_ROOT=$(pwd)/test-tmp
-    export NIX_BUILD_HOOK=
-    export NIX_CONF_DIR=$TEST_ROOT/etc
-    export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
-    export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
-    export NIX_STATE_DIR=$TEST_ROOT/var/nix
-    export NIX_STORE_DIR=$TEST_ROOT/store
-    export PAGER=cat
-    cacheDir=$TEST_ROOT/binary-cache
-    nix-store --init
+{
+  buildInputs = [
+    pkgs.nix
+    (
+      let tests = import ./lib.nix { inherit pkgs lib; }; in
+      if tests == [ ] then null
+      else throw (builtins.toJSON tests)
+    )
+  ];
+} ''
+  datadir="${pkgs.nix}/share"
+  export TEST_ROOT=$(pwd)/test-tmp
+  export NIX_BUILD_HOOK=
+  export NIX_CONF_DIR=$TEST_ROOT/etc
+  export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
+  export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
+  export NIX_STATE_DIR=$TEST_ROOT/var/nix
+  export NIX_STORE_DIR=$TEST_ROOT/store
+  export PAGER=cat
+  cacheDir=$TEST_ROOT/binary-cache
+  nix-store --init
 
-    touch $out
-  ''
+  touch $out
+''