diff --git a/zoneminder/rootfs/etc/cont-init.d/99-run.sh b/zoneminder/rootfs/etc/cont-init.d/99-run.sh
index a728e6c3a..26d1adaa1 100644
--- a/zoneminder/rootfs/etc/cont-init.d/99-run.sh
+++ b/zoneminder/rootfs/etc/cont-init.d/99-run.sh
@@ -10,7 +10,8 @@ set -x
 ###################
 
 bashio::log.info "Defining database"
-case $(bashio::config 'DB_CONNECTION') in
+DBTYPE=$(bashio::config 'DB_CONNECTION')
+case "$DBTYPE" in
 
 # Use MariaDB
 mariadb_addon)