diff --git a/common/default.nix b/common/default.nix
index cd611dc..80cf222 100644
--- a/common/default.nix
+++ b/common/default.nix
@@ -33,6 +33,7 @@
     pciutils
     usbutils
     killall
+    screen
   ];
 
   nixpkgs.config.allowUnfree = true;
@@ -40,7 +41,10 @@
   users.mutableUsers = false;
   users.users.googlebot = {
     isNormalUser = true;
-    extraGroups = [ "wheel" ];
+    extraGroups = [
+      "wheel"
+      "dialout"
+    ];
     openssh.authorizedKeys.keys = (import ./ssh.nix).users;
     hashedPassword = "$6$TuDO46rILr$gkPUuLKZe3psexhs8WFZMpzgEBGksE.c3Tjh1f8sD0KMC4oV89K2pqAABfl.Lpxu2jVdr5bgvR5cWnZRnji/r/";
   };