diff --git a/default/default.nix b/default/default.nix
index caf59d7..19c28d0 100644
--- a/default/default.nix
+++ b/default/default.nix
@@ -8,5 +8,6 @@
     ../modules/vim.nix
     ../modules/xconfig.nix
     ../modules/zsh.nix
+    ../modules/usersettings.nix
   ];
 }
diff --git a/modules/usersettings.nix b/modules/usersettings.nix
new file mode 100644
index 0000000..c879872
--- /dev/null
+++ b/modules/usersettings.nix
@@ -0,0 +1,12 @@
+{ config, lib, ... }:
+with lib;
+let cfg = config.voidcruiser.userSettings;
+in {
+  options.voidcruiser.userSettings = {
+    mutableUsers = mkEnableOption "Enables immutable users";
+  };
+
+  config = {
+    users.mutableUsers = cfg.mutableUsers;
+  };
+}
diff --git a/smol/default.nix b/smol/default.nix
index 9ac49c0..d0f2119 100644
--- a/smol/default.nix
+++ b/smol/default.nix
@@ -4,5 +4,6 @@
     ../modules/vim.nix
     ../modules/zsh.nix
     ../modules/audio.nix
+    ../modules/usersettings.nix
   ];
 }