diff --git a/.aliases b/.aliases
index 3387fa0609e..25621ad07d2 100644
--- a/.aliases
+++ b/.aliases
@@ -139,7 +139,7 @@ alias pumpitup="osascript -e 'set volume output volume 100'"
 alias chromekill="ps ux | grep '[C]hrome Helper --type=renderer' | grep -v extension-process | tr -s ' ' | cut -d ' ' -f2 | xargs kill"
 
 # Lock the screen (when going AFK)
-alias afk="/System/Library/CoreServices/Menu\ Extras/User.menu/Contents/Resources/CGSession -suspend"
+alias afk="osascript -e 'tell app \"System Events\" to key code 12 using {control down, command down}'"
 
 # Reload the shell (i.e. invoke as a login shell)
 alias reload="exec ${SHELL} -l"