diff --git a/home-manager/i3/default.nix b/home-manager/i3/default.nix
index 76b8164..bb85a88 100644
--- a/home-manager/i3/default.nix
+++ b/home-manager/i3/default.nix
@@ -89,8 +89,8 @@ in
     };
   };
 
-  services.screen-locker = {
+  services.betterlockscreen = {
     enable = true;
-    lockCmd = "${pkgs.i3lock}/bin/i3lock --nofork --image /home/mandlm/.config/i3/wallpapers/nix-wallpaper-dracula.png";
+    arguments = [ "--update /home/mandlm/.config/i3/wallpapers/nix-wallpaper-dracula.png" ];
   };
 }
diff --git a/machines/p330/home-mandlm.nix b/machines/p330/home-mandlm.nix
index f7a2ec3..bc8b537 100644
--- a/machines/p330/home-mandlm.nix
+++ b/machines/p330/home-mandlm.nix
@@ -18,5 +18,5 @@
 
   programs.kitty.font.size = 16;
 
-  services.screen-locker.inactiveInterval = 20;
+  services.betterlockscreen.inactiveInterval = 20;
 }