diff --git a/home/modules/window_manager/betterlockscreen.nix b/home/modules/window_manager/betterlockscreen.nix
deleted file mode 100644
index f4c597f..0000000
--- a/home/modules/window_manager/betterlockscreen.nix
+++ /dev/null
@@ -1,46 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-
-let
-  inherit (config.services.betterlockscreen) package;
-in
-{
-  services.betterlockscreen = {
-    enable = true;
-    arguments = [ "--display 1" "--" "-e" ];
-    inactiveInterval = 15;
-  };
-
-  systemd.user.timers.updateBetterlockscreenImage = {
-    Unit = {
-      Description = "Update betterlockscreen image timer";
-      After = [ "graphical-session.target" "timers.target" ];
-    };
-
-    Timer = {
-      OnUnitActiveSec = "60min";
-      OnBootSec = "10s";
-    };
-
-    Install = {
-      WantedBy = [ "graphical-session.target" "timers.target" ];
-    };
-  };
-
-  systemd.user.services.updateBetterlockscreenImage = {
-    Unit = {
-      Description = "Update betterlockscreen image";
-      After = [ "graphical-session.target" ];
-    };
-
-    Service = {
-      Type = "oneshot";
-      Environment = "PATH=/run/current-system/sw/bin";
-      ExecStart = "${package}/bin/betterlockscreen --display 1 --fx '' --update ${config.home.homeDirectory}/pictures/wallpapers";
-    };
-
-    Install = {
-      WantedBy = [ "graphical-session.target" ];
-    };
-  };
-}
diff --git a/home/modules/window_manager/default.nix b/home/modules/window_manager/default.nix
index 59cf02f..7a6437a 100644
--- a/home/modules/window_manager/default.nix
+++ b/home/modules/window_manager/default.nix
@@ -4,6 +4,5 @@
   imports = [
     ./xmonad.nix
     ./polybar.nix
-    ./betterlockscreen.nix
   ];
 }
diff --git a/home/modules/window_manager/xmonad_config.hs b/home/modules/window_manager/xmonad_config.hs
index 550cb5b..e5d4207 100644
--- a/home/modules/window_manager/xmonad_config.hs
+++ b/home/modules/window_manager/xmonad_config.hs
@@ -348,7 +348,7 @@ myKeys conf =
 
     system_kb =
       [ -- Lock screen
-        ("M4-l", spawn "betterlockscreen --lock --display 1 -- -e"),
+        ("M4-l", spawn "dm-tool lock"),
         -- Quit xmonad
         ("M4-S-q", io exitSuccess)
       ]
diff --git a/nixos/hosts/home/xmonad_projects.secret.nix b/nixos/hosts/home/xmonad_projects.secret.nix
index 3dd3137..da2efea 100644
Binary files a/nixos/hosts/home/xmonad_projects.secret.nix and b/nixos/hosts/home/xmonad_projects.secret.nix differ