diff --git a/modules/common/default.nix b/modules/common/default.nix
index fa69a7e..f5068cc 100644
--- a/modules/common/default.nix
+++ b/modules/common/default.nix
@@ -44,6 +44,8 @@ in
     keyMap = "us";
   };
 
+  # Disable the root user
+  users.users.root.hashedPassword = "!";
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.${username} = {
     isNormalUser = true;