diff --git a/assets/runtime/env-defaults b/assets/runtime/env-defaults
index 396a80c6..787eff8b 100644
--- a/assets/runtime/env-defaults
+++ b/assets/runtime/env-defaults
@@ -121,7 +121,7 @@ GITLAB_BACKUP_TIME=${GITLAB_BACKUP_TIME:-04:00}
 GITLAB_BACKUP_EXPIRY=${GITLAB_BACKUP_EXPIRY:-}
 GITLAB_BACKUP_PG_SCHEMA=${GITLAB_BACKUP_PG_SCHEMA:-}
 GITLAB_BACKUP_ARCHIVE_PERMISSIONS=${GITLAB_BACKUP_ARCHIVE_PERMISSIONS:-0600}
-case ${GITLAB_BACKUPS} in
+case ${GITLAB_BACKUP_SCHEDULE} in
   daily|weekly|monthly) GITLAB_BACKUP_EXPIRY=${GITLAB_BACKUP_EXPIRY:-604800} ;;
   disable|*) GITLAB_BACKUP_EXPIRY=${GITLAB_BACKUP_EXPIRY:-0} ;;
 esac