diff --git a/bin/xss-lock b/bin/xss-lock
index 2385b4c..1330be6 100755
--- a/bin/xss-lock
+++ b/bin/xss-lock
@@ -22,17 +22,7 @@ case "$1" in
         echo "notify: start"
         trap 'echo notify: user activity; kill %% 2> /dev/null; exit 0' HUP  # user activity
         trap 'echo notify: locker started; kill %% 2> /dev/null; exit 0' TERM # locker started
-        for i in $(seq 1.0 -0.1 0.1); do
-            awesome-client <<EOF
-for _, c in ipairs(client.get()) do
-  if c:isvisible() then
-    c.opacity=$i
-  end
-end
-EOF
-            sleep 0.2
-        done
-        sleep infinity &
+        /usr/lib/xscreensaver/barcode -clock24 &
         wait
         echo "notify: end"
         ;;
diff --git a/rc/rules.lua b/rc/rules.lua
index a3dac68..e690883 100644
--- a/rc/rules.lua
+++ b/rc/rules.lua
@@ -13,6 +13,9 @@ awful.rules.rules = {
    -- i3lock
    { rule = { name = "i3lock" },
      properties = { ontop = true } },
+   -- Apple2
+   { rule = { class = "Barcode" },
+     properties = { fullscreen = true, ontop = true, floating = true, sticky = true, opacity = 0.8 } },
    -- Browser stuff
    { rule = { role = "browser" },
      callback = function(c)
diff --git a/rc/tags.lua b/rc/tags.lua
index 66935c3..fb80e50 100644
--- a/rc/tags.lua
+++ b/rc/tags.lua
@@ -64,7 +64,7 @@ shifty.config.apps = {
       intrusive = true,         -- Display even on exclusive tags
    },
    {
-      match = { class = { "Key[-]mon" },
+      match = { class = { "Key[-]mon", "Barcode" },
                 role = { "pop[-]up" },
                 name = { "Firebug" },
                 instance = { "plugin[-]container", "exe" } },