diff --git a/lib/default.nix b/lib/default.nix
index 64924fc..cb30116 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -6,7 +6,7 @@
   lib = nixpkgs.lib.extend (import ./extended.nix);
 
   inherit (builtins) concatLists attrValues mapAttrs elemAt match readDir filter listToAttrs;
-  inherit (lib) hasSuffix nixosSystem genAttrs isNixFile;
+  inherit (lib) nixosSystem genAttrs isNixFile;
   inherit (lib.filesystem) listFilesRecursive;
 
   #supportedSystems = ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"];
diff --git a/modules/languages/default.nix b/modules/languages/default.nix
index ed1b409..39751d2 100644
--- a/modules/languages/default.nix
+++ b/modules/languages/default.nix
@@ -1,11 +1,9 @@
 {
   config,
   lib,
-  pkgs,
   ...
 }: let
   inherit (lib) mkOption types literalExpression mdDoc;
-  cfg = config.oizys.languages;
 in {
   imports = [./nim.nix ./tex.nix ./misc.nix ./node.nix ./python.nix];
   options.oizys.languages = mkOption {
diff --git a/modules/languages/tex.nix b/modules/languages/tex.nix
index a05d87a..2c6bebc 100644
--- a/modules/languages/tex.nix
+++ b/modules/languages/tex.nix
@@ -4,7 +4,7 @@
   pkgs,
   ...
 }: let
-  inherit (lib) mkIf mkIfIn;
+  inherit (lib) mkIfIn;
   cfg = config.oizys.languages;
 in {
   config = mkIfIn "tex" cfg {
diff --git a/modules/virtualization/virtualbox.nix b/modules/virtualization/virtualbox.nix
index 9b50690..85655a0 100644
--- a/modules/virtualization/virtualbox.nix
+++ b/modules/virtualization/virtualbox.nix
@@ -1,7 +1,6 @@
 {
   config,
   lib,
-  pkgs,
   ...
 }: let
   inherit (lib) mkEnableOption mkIf;
diff --git a/overlays/default.nix b/overlays/default.nix
index 19a66c4..931fc4d 100644
--- a/overlays/default.nix
+++ b/overlays/default.nix
@@ -12,7 +12,7 @@
 in {
   nixpkgs.overlays = defaultOverlays ++ [
     (
-      final: prev: {
+      final: _prev: {
         stable = import inputs.stable { system = final.system; 
         config.allowUnfree = true;
       };