diff --git a/i3/Makefile b/i3/Makefile
index bfd2f42..1f6e537 100644
--- a/i3/Makefile
+++ b/i3/Makefile
@@ -2,11 +2,12 @@ REQUIRED_BINS=\
     /usr/bin/i3 \
     /usr/bin/i3blocks \
     /usr/bin/i3lock \
+    /usr/bin/xautolock \
     /usr/bin/dunst \
     /usr/bin/compton \
     /usr/bin/numlockx \
     /usr/bin/gedit
-PACKAGES=i3 i3blocks i3lock dunst compton numlockx gedit
+PACKAGES=i3 i3blocks i3lock dunst compton numlockx gedit xautolock
 
 I3_CONFIG=config
 I3_CONFIG_OUT=$(HOME)/.config/i3/config
diff --git a/i3/config b/i3/config
index 605c177..05f004e 100644
--- a/i3/config
+++ b/i3/config
@@ -221,6 +221,9 @@ exec --no-startup-id compton --config ~/.config/compton.conf -b
 # polkit for authentication as root
 exec --no-startup-id /usr/lib/policykit-1-gnome/polkit-gnome-authentication-agent-1
 
+# autolock
+exec xautolock -time 5m -locker ~/bin/lock -notify 10s
+
 # Shortcuts
 bindsym Mod4+F1 exec firefox
 bindsym Mod4+F2 exec nautilus