diff --git a/dot_config/i3/config b/dot_config/i3/config
index f82f72c..e35b87c 100644
--- a/dot_config/i3/config
+++ b/dot_config/i3/config
@@ -75,10 +75,10 @@ bindsym $mod+space exec $HOME/.local/scripts/rofiwrap.sh
 # bindsym $mod+d exec --no-startup-id i3-dmenu-desktop
 
 # change focus
-# bindsym $mod+j focus left
-# bindsym $mod+k focus down
-# bindsym $mod+l focus up
-# bindsym $mod+semicolon focus right
+bindsym $mod+h focus left
+bindsym $mod+j focus down
+bindsym $mod+k focus up
+bindsym $mod+l focus right
 
 # alternatively, you can use the cursor keys:
 bindsym $mod+Left focus left
@@ -99,10 +99,10 @@ bindsym $mod+Shift+Up move up
 bindsym $mod+Shift+Right move right
 
 # split in horizontal orientation
-bindsym $mod+h split h
+# bindsym $mod+h split h
 
 # split in vertical orientation
-bindsym $mod+v split v
+# bindsym $mod+v split v
 
 # enter fullscreen mode for the focused container
 bindsym $mod+f fullscreen toggle
diff --git a/dot_config/nvim/init.vim b/dot_config/nvim/init.vim
index ffca9ba..22b2a3a 100644
--- a/dot_config/nvim/init.vim
+++ b/dot_config/nvim/init.vim
@@ -65,6 +65,7 @@ set tabstop=4
 set shiftwidth=4
 set expandtab
 set formatoptions+=t
+set colorcolumn=80
 
 syntax on
 filetype on
diff --git a/dot_local/scripts/zsh/aliases.zsh b/dot_local/scripts/zsh/aliases.zsh
index 693e05a..0312fc6 100644
--- a/dot_local/scripts/zsh/aliases.zsh
+++ b/dot_local/scripts/zsh/aliases.zsh
@@ -1,4 +1,5 @@
 alias subl="nvim"
+alias ls="exa"
 alias rm="garbage put"
 alias cm="chezmoi"
 alias kill-gpg-agent="gpgconf --kill gpg-agent"
diff --git a/dot_zshrc b/dot_zshrc
index 5e647d2..278ff39 100644
--- a/dot_zshrc
+++ b/dot_zshrc
@@ -2,7 +2,7 @@ source $HOME/.local/scripts/zsh/zsh-prelude.zsh
 source $HOME/.local/scripts/zsh/check-update.zsh
 
 export LANG=en_US.UTF-8
-export ZSH="/home/michael/.oh-my-zsh"
+export ZSH="$HOME/.oh-my-zsh"
 ZSH_THEME="ys"
 
 plugins=(git)
@@ -41,5 +41,6 @@ if [ "${gnupg_SSH_AUTH_SOCK_by:-0}" -ne $$ ]; then
 fi
 
 source $HOME/.local/scripts/zsh/aliases.zsh
+source $HOME/.zsh/extras/*.zsh
 
 # vim: set filetype=zsh: