diff --git a/birdnet-pi/rootfs/etc/cont-init.d/99-run.sh b/birdnet-pi/rootfs/etc/cont-init.d/99-run.sh
index 11ccc3002..0c27c2d99 100755
--- a/birdnet-pi/rootfs/etc/cont-init.d/99-run.sh
+++ b/birdnet-pi/rootfs/etc/cont-init.d/99-run.sh
@@ -1,6 +1,8 @@
 #!/command/with-contenv bashio
 # shellcheck shell=bash
 
+set -eu
+
 # Save a copy of the script for further restarts
 if [ -f /etc/cont-init.d/99-run.sh ]; then
     mkdir -p /etc/scripts-init