diff --git a/docker/files/setup_chatmail_docker.sh b/docker/files/setup_chatmail_docker.sh
index 3aa275e0..f39a6980 100755
--- a/docker/files/setup_chatmail_docker.sh
+++ b/docker/files/setup_chatmail_docker.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -eo pipefail
+set -euo pipefail
 export CHATMAIL_INI="${CHATMAIL_INI:-/etc/chatmail/chatmail.ini}"
 
 CMDEPLOY=/opt/cmdeploy/bin/cmdeploy