diff --git a/roles/common/configuration.nix b/roles/common/configuration.nix
index 4862efe..998bbef 100755
--- a/roles/common/configuration.nix
+++ b/roles/common/configuration.nix
@@ -90,6 +90,7 @@
   };
 
   # Set up my user
+  users.mutableUsers = false;
   users.users.toast = {
     isNormalUser = true;
     description = "Toast";