diff --git a/backup/backup.sh b/backup/backup.sh
index ab9b93b..9d516f8 100755
--- a/backup/backup.sh
+++ b/backup/backup.sh
@@ -617,7 +617,7 @@ if [ "$use503" -eq 1 ]; then
 fi
 
 ### change to mailcow directory so docker commands execute properly
-cd "${mcConfig%/*}" || exitError 100 'Could not change to mailcow directory.'
+\cd "${mcConfig%/*}" || exitError 100 'Could not change to mailcow directory.'
 
 ### stop postfix and dovecot mail containers to prevent mailflow during backup
 doDocker stop postfix