diff --git a/env/wm/bspwm_config b/env/wm/bspwm_config
index f7ccbcf..6f9bfff 100755
--- a/env/wm/bspwm_config
+++ b/env/wm/bspwm_config
@@ -20,6 +20,19 @@ bspc config gapless_monocle       true
 
 bspc config window_gap "$WINDOW_GAP"
 
+if [ "$BAR_ON_XINIT" -eq 1 ]; then
+	if [ -z "$BAR_MONITOR" -o "$BAR_MONITOR" -eq 0 ]; then
+		source "$DOTFILES_PATH/scripts/monitors.sh"
+		BAR_MONITOR="$LAST_BSPWM_MONITOR"
+	fi
+
+	if [ $BAR_TOP -eq 1 ]; then
+		bspc config -m ${BAR_MONITOR} top_padding "$BAR_HEIGHT"
+	else
+		bspc config -m ${BAR_MONITOR} bottom_padding "$BAR_HEIGHT"
+	fi
+fi
+
 echo "${BSPWM_MONITORS}"
 BSPWM_MONITORS=$(bspc query -M | tac)
 
diff --git a/env/wm/bspwmrc b/env/wm/bspwmrc
index 3c49727..5810080 100755
--- a/env/wm/bspwmrc
+++ b/env/wm/bspwmrc
@@ -10,4 +10,3 @@ bspc wm -o
 
 urxvtd &
 sxhkd &
-
diff --git a/env/wm/extras/bar/start.bash b/env/wm/extras/bar/start.bash
index 140d11e..27a91e9 100755
--- a/env/wm/extras/bar/start.bash
+++ b/env/wm/extras/bar/start.bash
@@ -29,6 +29,11 @@ trap killbar INT TERM QUIT EXIT
 rm -f "$BAR_FIFO"
 mkfifo "$BAR_FIFO"
 
+if [ -z "$BAR_MONITOR" -o "$BAR_MONITOR" -eq 0 ]; then
+	source "$DOTFILES_PATH/scripts/monitors.sh"
+	BAR_MONITOR="$LAST_BSPWM_MONITOR"
+fi
+
 if [ $BAR_TOP -eq 1 ]; then
   bspc config -m ${BAR_MONITOR} top_padding "$BAR_HEIGHT"
 else
diff --git a/scripts/monitors.sh b/scripts/monitors.sh
new file mode 100644
index 0000000..cd14ac7
--- /dev/null
+++ b/scripts/monitors.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+
+export LAST_BSPWM_MONITOR=$(bspc query -M | tail -n 1)
+export FIRST_BSPWM_MONITOR=$(bspc query -M | head -n 1)
diff --git a/variables.bash b/variables.bash
index 68c4471..d8942a5 100755
--- a/variables.bash
+++ b/variables.bash
@@ -16,7 +16,7 @@ export BAR_PATH="$DOTFILES_PATH/env/wm/extras/bar"
 export BAR_PID_FILE="$BAR_PATH/wm_bar.pid"
 export BAR_ON_XINIT=1
 export BAR_FIFO="$BAR_PATH/wm_bar_fifo.lock"
-export BAR_MONITOR=$(bspc query -M | tail -n 1)
+export BAR_MONITOR=0 # detect monitor automatically
 export BAR_LOG="$BAR_PATH/wm_bar.log"
 export BAR_TOP=0
 export BAR_HEIGHT=30