diff --git a/birdnet-pi/rootfs/etc/cont-init.d/81-modifications.sh b/birdnet-pi/rootfs/etc/cont-init.d/81-modifications.sh
index 78585684e..d66395815 100755
--- a/birdnet-pi/rootfs/etc/cont-init.d/81-modifications.sh
+++ b/birdnet-pi/rootfs/etc/cont-init.d/81-modifications.sh
@@ -67,7 +67,8 @@ if ! grep -q "/usr/bin/sudo" "$HOME/BirdNET-Pi/templates/birdnet_analysis.servic
 fi
 
 # Allow pulseaudio system
-sed -i "s/pulseaudio --start/pulseaudio --start 2>/dev/null && pulseaudio --check || pulseaudio --system/g" "$HOME"/BirdNET-Pi/scripts/birdnet_recording.sh
+echo "... allow pulseaudio as root as backup"
+sed -i 's#pulseaudio --start#pulseaudio --start 2>/dev/null && pulseaudio --check || pulseaudio --system#g' "$HOME"/BirdNET-Pi/scripts/birdnet_recording.sh
 
 # Send services log to container logs
 echo "... redirecting services logs to container logs"
@@ -140,7 +141,7 @@ fi
 
 # Set RECS_DIR
 echo "... setting RECS_DIR to /tmp"
-grep -rl "RECS_DIR" $HOME --exclude="*.php" | while read -r file; do
+grep -rl "RECS_DIR" "$HOME" --exclude="*.php" | while read -r file; do
     sed -i "s|conf\['RECS_DIR'\]|'/tmp'|g" "$file"
     sed -i "s|\$RECS_DIR|/tmp|g" "$file"
     sed -i "s|\${RECS_DIR}|/tmp|g" "$file"