diff --git a/backup.sh b/backup.sh
index 359d2b3..a06c1f6 100755
--- a/backup.sh
+++ b/backup.sh
@@ -20,7 +20,7 @@
 
 # backup mysql
 dbFile="${backupDir}/db/${currentDate}.sql"
-docker-compose exec mysql-gitbucket sh -c 'exec mysqldump --lock-tables --default-character-set=utf8mb4 -uroot -p"${MYSQL_ROOT_PASSWORD}" ${GITBUCKET_DATABASE_NAME}' > ${dbFile}
+docker-compose exec mysql-gitbucket sh -c 'exec mysqldump --lock-tables --default-character-set=utf8mb4 -uroot -p"${MYSQL_ROOT_PASSWORD}" ${GITBUCKET_DATABASE}' > ${dbFile}
 tar -cj ${dbFile} -f "${dbFile}.tbz2"
 rm ${dbFile}