diff --git a/nvim/lua/plugins.lua b/nvim/lua/plugins.lua
index 096ecd5..d944441 100644
--- a/nvim/lua/plugins.lua
+++ b/nvim/lua/plugins.lua
@@ -119,7 +119,9 @@ return require('packer').startup({ function(use)
             require('dressing').setup({
                 input = {
                     default_prompt = '❯',
-                    winhighlight = 'NormalFloat:Normal',
+                    win_options = {
+                        winhighlight = 'NormalFloat:Normal',
+                    },
                 },
             })
             vim.cmd [[highlight link FloatTitle NonText]]
diff --git a/polybar/config b/polybar/config
index 63266d1..e188ceb 100644
--- a/polybar/config
+++ b/polybar/config
@@ -264,7 +264,7 @@ label = %percentage_used%%
 
 [module/wlan]
 type = internal/network
-interface = wlp45s0
+interface = wlo1
 interval = 3.0
 
 format-connected = <ramp-signal>  <label-connected>
diff --git a/scripts/ctl-brightness b/scripts/ctl-brightness
new file mode 100755
index 0000000..bfe06b7
--- /dev/null
+++ b/scripts/ctl-brightness
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+oled-brightness "$@"
diff --git a/scripts/oled-brightness b/scripts/oled-brightness
new file mode 100755
index 0000000..16425d7
--- /dev/null
+++ b/scripts/oled-brightness
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+BR_DIR="/sys/class/backlight/intel_backlight/"
+
+
+test -d "$BR_DIR" || exit 0
+
+MIN=0
+MAX=$(cat "$BR_DIR/max_brightness")
+VAL=$(cat "$BR_DIR/brightness")
+
+if [ "$1" = down ]; then
+    VAL=$((VAL-4096))
+else
+    VAL=$((VAL+4096))
+fi
+
+if [ "$VAL" -lt $MIN ]; then
+    VAL=$MIN
+elif [ "$VAL" -gt $MAX ]; then
+    VAL=$MAX
+fi
+
+PERCENT=`echo "$VAL / $MAX" | bc -l`
+
+export XAUTHORITY=$HOME/.Xauthority  # CHANGE "ivo" TO YOUR USER
+export DISPLAY=:0
+
+echo "xrandr --output eDP-1 --brightness $PERCENT" > /tmp/oled-brightness.log
+xrandr --output eDP-1 --brightness $PERCENT
+
+echo $VAL | sudo tee "$BR_DIR/brightness"
diff --git a/sxhkd/sxhkdrc b/sxhkd/sxhkdrc
index 03b2c53..4a4ea4f 100644
--- a/sxhkd/sxhkdrc
+++ b/sxhkd/sxhkdrc
@@ -70,10 +70,10 @@ XF86AudioPrev
     dbus-send --print-reply --dest=org.mpris.MediaPlayer2.spotify /org/mpris/MediaPlayer2 org.mpris.MediaPlayer2.Player.Previous
 
 XF86MonBrightnessUp
-    brightnessctl s 16+
+    ctl-brightness up
 
 XF86MonBrightnessDown
-    brightnessctl s 16-
+    ctl-brightness down
 
 # spotify
 super + ctrl + alt + Up
diff --git a/tex/booknotes.cls b/tex/booknotes.cls
index 156e436..6004f44 100644
--- a/tex/booknotes.cls
+++ b/tex/booknotes.cls
@@ -26,9 +26,9 @@
 \RequirePackage{graphicx}
 \RequirePackage[usenames,dvipsnames]{xcolor}
 \RequirePackage{bm}
-\RequirePackage{siunitx}
+\RequirePackage{siunitx}[=v2]
 \RequirePackage{physics}
-\let\qty\SI%
+\RenewCommandCopy\qty\SI%
 \RequirePackage{etoolbox}
 \RequirePackage{xifthen}
 \RequirePackage{import}
diff --git a/tex/handout.cls b/tex/handout.cls
index 6c9e4b3..5ed0df7 100644
--- a/tex/handout.cls
+++ b/tex/handout.cls
@@ -25,9 +25,9 @@
 \RequirePackage{graphicx}
 \RequirePackage[usenames,dvipsnames]{xcolor}
 \RequirePackage{bm}
-\RequirePackage{siunitx}
+\RequirePackage{siunitx}[=v2]
 \RequirePackage{physics}
-\let\qty\SI%
+\RenewCommandCopy\qty\SI%
 \RequirePackage{etoolbox}
 \RequirePackage{xifthen}
 \RequirePackage{import}
diff --git a/tex/homework.cls b/tex/homework.cls
index d637404..0f63f3b 100644
--- a/tex/homework.cls
+++ b/tex/homework.cls
@@ -22,7 +22,9 @@
 \RequirePackage{geometry}
 \RequirePackage{graphicx}
 \RequirePackage[usenames,dvipsnames]{xcolor}
+\RequirePackage{siunitx}[=v2]
 \RequirePackage{physics}
+\RenewCommandCopy\qty\SI%
 \RequirePackage{bm}
 \RequirePackage{pgfplots}
 \pgfplotsset{
diff --git a/tex/notes.cls b/tex/notes.cls
index 94abd5b..10e7ef3 100644
--- a/tex/notes.cls
+++ b/tex/notes.cls
@@ -25,9 +25,9 @@
 \RequirePackage{graphicx}
 \RequirePackage[usenames,dvipsnames]{xcolor}
 \RequirePackage{bm}
-\RequirePackage{siunitx}
+\RequirePackage{siunitx}[=v2]
 \RequirePackage{physics}
-\let\qty\SI%
+\RenewCommandCopy\qty\SI%
 \RequirePackage{etoolbox}
 \RequirePackage{xifthen}
 \RequirePackage{import}
diff --git a/tex/simplebooknotes.cls b/tex/simplebooknotes.cls
index 7d82b89..83ec2da 100644
--- a/tex/simplebooknotes.cls
+++ b/tex/simplebooknotes.cls
@@ -25,9 +25,9 @@
 \RequirePackage{graphicx}
 \RequirePackage[usenames,dvipsnames]{xcolor}
 \RequirePackage{bm}
-\RequirePackage{siunitx}
+\RequirePackage{siunitx}[=v2]
 \RequirePackage{physics}
-\let\qty\SI%
+\RenewCommandCopy\qty\SI%
 \RequirePackage{etoolbox}
 \RequirePackage{xifthen}
 \RequirePackage{import}
diff --git a/tex/simplenotes.cls b/tex/simplenotes.cls
index 4565b11..cf5b0ad 100644
--- a/tex/simplenotes.cls
+++ b/tex/simplenotes.cls
@@ -25,9 +25,9 @@
 \RequirePackage{graphicx}
 \RequirePackage[usenames,dvipsnames]{xcolor}
 \RequirePackage{bm}
-\RequirePackage{siunitx}
+\RequirePackage{siunitx}[=v2]
 \RequirePackage{physics}
-\let\qty\SI%
+\RenewCommandCopy\qty\SI%
 \RequirePackage{etoolbox}
 \RequirePackage{xifthen}
 \RequirePackage{import}