diff --git a/i3/.config/i3/config b/i3/.config/i3/config
index 09ee857..e317abb 100644
--- a/i3/.config/i3/config
+++ b/i3/.config/i3/config
@@ -74,6 +74,9 @@ exec --no-startup-id xss-lock --transfer-sleep-lock -- i3lock --nofork
 # and nm-applet is a desktop environment-independent system tray GUI for it.
 exec --no-startup-id nm-applet
 
+# Polkit Authentication agent
+exec --no-startup-id /usr/lib/policykit-1-gnome/polkit-gnome-authentication-agent-1
+
 # Use pactl to adjust volume in PulseAudio.
 set $refresh_i3status killall -SIGUSR1 i3status
 bindsym XF86AudioRaiseVolume exec --no-startup-id pactl set-sink-volume @DEFAULT_SINK@ +10% && $refresh_i3status
diff --git a/i3/.config/i3/lockscreen.jpg b/i3/.config/i3/lockscreen.jpg
deleted file mode 100644
index becfe68..0000000
Binary files a/i3/.config/i3/lockscreen.jpg and /dev/null differ
diff --git a/i3/.config/i3/lockscreen.png b/i3/.config/i3/lockscreen.png
new file mode 100644
index 0000000..c856286
Binary files /dev/null and b/i3/.config/i3/lockscreen.png differ
diff --git a/i3/.config/i3/scripts/lockscreen.sh b/i3/.config/i3/scripts/lockscreen.sh
index 0f698f6..9ec67f8 100755
--- a/i3/.config/i3/scripts/lockscreen.sh
+++ b/i3/.config/i3/scripts/lockscreen.sh
@@ -1,9 +1,7 @@
 #/usr/bin/env bash
 
-BACKGROUND="${XDG_CONFIG_HOME:-${HOME}/.config}/i3/lockscreen.jpg"
+BACKGROUND="${XDG_CONFIG_HOME:-${HOME}/.config}/i3/lockscreen.png"
 i3lock --image="${BACKGROUND}" \
   --color=000000 \
-  --max \
   --ignore-empty-password \
-  --show-failed-attempts \
-  --clock
+  --show-failed-attempts
diff --git a/i3/.config/xfce4-clipman/clipman.rc b/i3/.config/xfce4-clipman/clipman.rc
deleted file mode 100644
index e69de29..0000000
diff --git a/i3/.config/picom/picom.conf b/picom/.config/picom/picom.conf
similarity index 100%
rename from i3/.config/picom/picom.conf
rename to picom/.config/picom/picom.conf