diff --git a/configs/mysql_backup.sh b/configs/mysql_backup.sh
index 0f04fecd..07a4d272 100644
--- a/configs/mysql_backup.sh
+++ b/configs/mysql_backup.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+[ -z "${MYSQL_PASSWORD}" ] && [ -n "${MYSQL_PASSWORD_FILE}" ] && MYSQL_PASSWORD=$(cat "${MYSQL_PASSWORD_FILE}" | tr -d '\n')
+
 while true
 do
     sleep 360