diff --git a/machine/backyard/default.nix b/machine/backyard/default.nix
index ee65585..0fba61d 100644
--- a/machine/backyard/default.nix
+++ b/machine/backyard/default.nix
@@ -22,7 +22,6 @@
 
   # Enable networking
   networking.networkmanager.enable = true;
-  users.users.tvb.extraGroups = [ "networkmanager" ];
 
   networking.firewall = {
     enable = true;
@@ -41,6 +40,22 @@
     };
   };
 
+  users.users = {
+    tvb = {
+      extraGroups = [ "networkmanager" ];
+    };
+    katydid = {
+      uid = 1102;
+      isNormalUser = true;
+      group = "katydid";
+      initialPassword = "katydid";
+    };
+  };
+
+  users.groups = {
+    katydid.gid = 1102;
+  };
+
   # This value governs how some stateful data, like databases, are handled
   # across different versions of NixOS. This should not be changed to a new
   # release unless the sysadmin has determined that no services would be