diff --git a/hosts/mpl/configuration.nix b/hosts/mpl/configuration.nix
index 7b27eea..6c5cf2e 100644
--- a/hosts/mpl/configuration.nix
+++ b/hosts/mpl/configuration.nix
@@ -1,6 +1,6 @@
 {
   inputs,
-  config,
+  config, pkgs,
   ...
 }: {
   imports = [
@@ -33,13 +33,17 @@
   services.libinput.enable = true;
 
   # Define a user account.
-  users.users = {
-    root.hashedPasswordFile = config.sops.secrets."root-pw".path;
+  users = {
+    defaultUserShell = pkgs.zsh;
 
-    min = {
-      isNormalUser = true;
-      extraGroups = ["wheel"]; # Enable ‘sudo’ for the user.
-      hashedPasswordFile = config.sops.secrets."user-pw".path;
+    users = {
+      root.hashedPasswordFile = config.sops.secrets."root-pw".path;
+
+      min = {
+        isNormalUser = true;
+        extraGroups = ["wheel"]; # Enable ‘sudo’ for the user.
+        hashedPasswordFile = config.sops.secrets."user-pw".path;
+      };
     };
   };