diff --git a/home/default.nix b/home/default.nix
index 4f59259..661328d 100644
--- a/home/default.nix
+++ b/home/default.nix
@@ -62,7 +62,7 @@
     clock24 = true;
     escapeTime = 10;
     terminal = "xterm-256color";
-    keyMode = "vi";
+    keyMode = "emacs";
 
     extraConfig = ''
     set -g mouse on
diff --git a/home/i3/default.nix b/home/i3/default.nix
index 6c4977d..69ba396 100644
--- a/home/i3/default.nix
+++ b/home/i3/default.nix
@@ -1,4 +1,4 @@
-{maim, xclip, callPackage, ...}: ''
+{maim, xclip, callPackage, kitty, tmux, ...}: ''
 
 # See https://i3wm.org/docs/userguide.html for a complete reference!
 
@@ -37,7 +37,7 @@ bindsym XF86AudioMicMute exec --no-startup-id pactl set-source-mute @DEFAULT_SOU
 floating_modifier $mod
 
 # start a terminal
-bindsym $mod+Return exec i3-sensible-terminal
+bindsym $mod+Return exec ${kitty}/bin/kitty ${tmux}/bin/tmux 
 
 # kill focused window
 bindsym $mod+Shift+q kill
diff --git a/home/path.nix b/home/path.nix
index 508b05e..5d1084d 100644
--- a/home/path.nix
+++ b/home/path.nix
@@ -9,6 +9,7 @@ pkgs: with pkgs; [
   killall
   maim
   okular
+  pavucontrol
   pipenv
   rustup
   signal-desktop
diff --git a/shenvs/armasm.nix b/shenvs/armasm.nix
index 195f6e6..d177643 100644
--- a/shenvs/armasm.nix
+++ b/shenvs/armasm.nix
@@ -1,5 +1,6 @@
 pkgs: {
   paths = with pkgs; [
+    gcc
     gcc-arm-embedded
     gnumake
     openocd