diff --git a/bashrc b/bashrc
index a4f3592..21a8895 100644
--- a/bashrc
+++ b/bashrc
@@ -55,6 +55,7 @@ shopt -s autocd
 alias ls='ls --group-directories-first --time-style=+"%d/%m/%Y %H:%M" --color=auto -F'
 alias ll='ls -l --group-directories-first --time-style=+"%d/%m/%Y %H:%M" --color=auto -F'
 alias la='ls -la --group-directories-first --time-style=+"%d/%m/%Y %H:%M" --color=auto -F'
+alias al=sl
 alias grep='grep --color=tty -d skip'
 alias cp="cp -i"                          # confirm before overwriting something
 alias df='df -h'                          # human-readable sizes
diff --git a/config/i3/config b/config/i3/config
index 8dc543d..c840506 100644
--- a/config/i3/config
+++ b/config/i3/config
@@ -312,7 +312,7 @@ bar {
 }
 
 # Inactivity settings
-exec --no-startup-id xautolock -time 10 -locker 'xset dpms force standby; sleep 60; $locker'
+exec --no-startup-id xautolock -time 10 -locker 'xset dpms force standby' -killtime 1 -killer '$locker'
 bindsym $mod+F4 exec --no-startup-id xautolock -disable
 bindsym $mod+F5 exec --no-startup-id xautolock -enable
 
diff --git a/vimrc b/vimrc
index e694bbe..815ff14 100644
--- a/vimrc
+++ b/vimrc
@@ -178,6 +178,10 @@ set incsearch
 
 set hlsearch
 
+set tabstop=4
+set shiftwidth=4
+set expandtab
+
 set visualbell
 set noerrorbells