diff --git a/hosts/krypton/programs.nix b/hosts/krypton/programs.nix
index a7fefab..5ffa642 100644
--- a/hosts/krypton/programs.nix
+++ b/hosts/krypton/programs.nix
@@ -12,6 +12,8 @@
     element-desktop
     signal-desktop
     dino
+
+    tio
   ];
 
   services.syncthing = {
diff --git a/users/clerie/default.nix b/users/clerie/default.nix
index 8884add..a119be6 100644
--- a/users/clerie/default.nix
+++ b/users/clerie/default.nix
@@ -3,7 +3,10 @@
 {
   users.users.clerie = {
     isNormalUser = true;
-    extraGroups = [ "wheel" ];
+    extraGroups = [
+      "wheel"
+      "dialout"
+    ];
     openssh.authorizedKeys.keys = [
       (builtins.readFile ./ssh.pub)
       "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCnUBblmmVoMMBftn4EnwnzqR12m9zill51LpO124hHb10K2rqxNoq8tYSc2pMkV/3briZovffpe5SzB+m2MnXbtOBstIEXkrPZQ78vaZ/nLh7+eWg30lCmMPwjf2wIjlTXkcbxbsi7FbPW7FsolGkU/0mqGhqK1Xft/g7SnCXIoGPSSrHMXEv5dPPofCa1Z0Un+98wQTVfOSKek6TnIsfLbG01UFQVkN7afE4dqSmMiWwEm2PK9l+OiBA2/QzDpbtu9wsfTol4c192vFEWR9crB2YZ1JlMbjVWHjYmB7NFsS0A6lUOikss0Y+LUWS2/QuM/kqybSo4rasZMAIazM6D clerie"