diff --git a/xinitrc b/xinitrc
index e3ca5f9..f45662e 100755
--- a/xinitrc
+++ b/xinitrc
@@ -18,4 +18,7 @@ if [ -d $HOME/.fonts ]; then
 	xset fp rehash
 fi
 
+# autolock on suspend
+xss-lock -- i3lock --nofork &
+
 exec herbstluftwm