diff --git a/flake.lock b/flake.lock
index d312068..e22fe2c 100644
--- a/flake.lock
+++ b/flake.lock
@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1722630065,
-        "narHash": "sha256-QfM/9BMRkCmgWzrPDK+KbgJOUlSJnfX4OvsUupEUZvA=",
+        "lastModified": 1723399884,
+        "narHash": "sha256-97wn0ihhGqfMb8WcUgzzkM/TuAxce2Gd20A8oiruju4=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "afc892db74d65042031a093adb6010c4c3378422",
+        "rev": "086f619dd991a4d355c07837448244029fc2d9ab",
         "type": "github"
       },
       "original": {
@@ -38,11 +38,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1722332872,
-        "narHash": "sha256-2xLM4sc5QBfi0U/AANJAW21Bj4ZX479MHPMPkB+eKBU=",
+        "lastModified": 1723310128,
+        "narHash": "sha256-IiH8jG6PpR4h9TxSGMYh+2/gQiJW9MwehFvheSb5rPc=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "14c333162ba53c02853add87a0000cbd7aa230c2",
+        "rev": "c54cf53e022b0b3c1d3b8207aa0f9b194c24f0cf",
         "type": "github"
       },
       "original": {
@@ -54,11 +54,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1722630782,
-        "narHash": "sha256-hMyG9/WlUi0Ho9VkRrrez7SeNlDzLxalm9FwY7n/Noo=",
+        "lastModified": 1723175592,
+        "narHash": "sha256-M0xJ3FbDUc4fRZ84dPGx5VvgFsOzds77KiBMW/mMTnI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d04953086551086b44b6f3c6b7eeb26294f207da",
+        "rev": "5e0ca22929f3342b19569b21b2f3462f053e497b",
         "type": "github"
       },
       "original": {
diff --git a/general/specialisation.nix b/general/specialisation.nix
index 7aefeb3..589534c 100644
--- a/general/specialisation.nix
+++ b/general/specialisation.nix
@@ -1,7 +1,11 @@
-{ lib, ... }:
+{ lib, pkgs, ... }:
 
 {
   specialisation = {
+    old-kernel.configuration = {
+      boot.kernelPackages = lib.mkForce pkgs.linuxPackages_6_1;
+    };
+
     gaming.configuration = {
       hardware.nvidia = {
         prime.sync.enable = lib.mkForce true;
diff --git a/specific/lyes-pc/configuration.nix b/specific/lyes-pc/configuration.nix
index c187619..0aa40a0 100644
--- a/specific/lyes-pc/configuration.nix
+++ b/specific/lyes-pc/configuration.nix
@@ -5,8 +5,6 @@
       ./hardware-configuration.nix
     ];
 
-  # Trying to solve kernel panics
-  # boot.kernelPackages = pkgs.linuxPackages_6_1;
   boot.kernelPackages = pkgs.linuxPackages_latest;
 
   # Boot
@@ -105,21 +103,21 @@
   #   services."nix-daemon".serviceConfig.MemoryMax = "20G";
   # };
 
-  # # Disabling failing test
-  # nixpkgs.overlays = [ (final: prev: {
+  # Disabling failing test
+  nixpkgs.overlays = [ (final: prev: {
   #   orc = prev.orc.overrideAttrs (_: { doCheck = false; });
   #   gsl = prev.gsl.overrideAttrs (_: { doCheck = false; });
-  #   fprintd = prev.fprintd.overrideAttrs (super: {
-  #     # doCheck = false;
-  #     # buildInputs = super.buildInputs or [ ] ++ (with pkgs; [ libpam-wrapper (pkgs.python3.withPackages (python-pkgs: [ python-pkgs.pycairo python-pkgs.dbus-python python-pkgs.python-dbusmock ])) ]);
-  #     mesonCheckFlags = [
-  #       # PAM related checks are timing out
-  #       "--no-suite" "fprintd"
-  #     ];
-  #   });
+    fprintd = prev.fprintd.overrideAttrs (super: {
+      # doCheck = false;
+      # buildInputs = super.buildInputs or [ ] ++ (with pkgs; [ libpam-wrapper (pkgs.python3.withPackages (python-pkgs: [ python-pkgs.pycairo python-pkgs.dbus-python python-pkgs.python-dbusmock ])) ]);
+      mesonCheckFlags = [
+        # PAM related checks are timing out
+        "--no-suite" "fprintd"
+      ];
+    });
   #   # haskellPackages.crypton = pkgs.haskell.lib.overrideCabal prev.crypton (_: { doCheck = false; });
   #   # haskellPackages.cryptonite = pkgs.haskell.lib.overrideCabal prev.cryptonite (_: { doCheck = false; });
-  # }) ];
+  }) ];
 
   # nixpkgs.config.packageOverrides = pkgs: {
   #   haskellPackages = pkgs.haskellPackages.override {